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Wed, 02 Dec 2020 11:43:21 -0800 (PST) Message-ID: <3d513cec41d7eb223240741bdbcffe7af3a49c18.camel@rajagiritech.edu.in> Subject: [PROBLEM] drivers:hid 2 memory leaks suspected From: Jeffrin Jose T To: jikos@kernel.org, benjamin.tissoires@redhat.com Cc: linux-input@vger.kernel.org, lkml Date: Thu, 03 Dec 2020 01:13:18 +0530 Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.38.1-2 MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org hello, 2 new suspected memory leaks. $sudo cat /sys/kernel/debug/kmemleak [sudo] password for jeffrin: unreferenced object 0xffff88813128bee0 (size 16): comm "irq/109-ELAN130", pid 152, jiffies 4294931163 (age 9576.624s) hex dump (first 16 bytes): 04 03 08 0a eb 03 24 e7 01 80 13 44 00 00 00 00 ......$....D.... backtrace: [<00000000eff80361>] kmemdup+0x1a/0x40 [<00000000552197bd>] hidraw_report_event+0xbc/0x190 [hid] [<00000000a102ccd5>] hid_report_raw_event+0x70a/0x790 [hid] [<00000000b1b8f73f>] hid_input_report+0x1b4/0x210 [hid] [<00000000e0f74a09>] i2c_hid_irq+0x164/0x1e0 [i2c_hid] [<00000000a79c6ce4>] irq_thread_fn+0x40/0xb0 [<0000000037a84810>] irq_thread+0x23d/0x330 [<0000000009e057aa>] kthread+0x1cd/0x1f0 [<000000005e7b7b46>] ret_from_fork+0x22/0x30 unreferenced object 0xffff88813128b640 (size 16): comm "irq/109-ELAN130", pid 152, jiffies 4294931165 (age 9576.616s) hex dump (first 16 bytes): 04 03 02 0a ee 03 74 e7 01 80 13 44 00 00 00 00 ......t....D.... backtrace: [<00000000eff80361>] kmemdup+0x1a/0x40 [<00000000552197bd>] hidraw_report_event+0xbc/0x190 [hid] [<00000000a102ccd5>] hid_report_raw_event+0x70a/0x790 [hid] [<00000000b1b8f73f>] hid_input_report+0x1b4/0x210 [hid] [<00000000e0f74a09>] i2c_hid_irq+0x164/0x1e0 [i2c_hid] [<00000000a79c6ce4>] irq_thread_fn+0x40/0xb0 [<0000000037a84810>] irq_thread+0x23d/0x330 [<0000000009e057aa>] kthread+0x1cd/0x1f0 [<000000005e7b7b46>] ret_from_fork+0x22/0x30 $ [ Details about System ]. Linux debian 5.10.0-rc6 #4 SMP Wed Dec 2 02:49:21 IST 2020 x86_64 GNU/Linux GNU C 10 GNU Make 4.3 Binutils 2.35.1 Util-linux 2.36.1 Mount 2.36.1 Bison 3.7.3 Flex 2.6.4 Dynamic linker (ldd) 2.31 Procps 3.3.16 Kbd 2.3.0 Console-tools 2.3.0 Sh-utils 8.32 Udev 246 Reported-by: Jeffrin Jose T -- software engineer rajagiri school of engineering and technology - autonomous