Re: [PROBLEM] mm : kmemleaks related detected

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On Thu, Dec 03, 2020 at 12:04:22AM +0530, Jeffrin Jose T wrote:
> hello,
> 
> 
> 2 new suspected  memory leaks.   See  below...

You've reported this to the wrong place.  It looks like the HID
driver would be the place which is leaking memory, and is probably
a better place to report it.

> ------------------x-------------------x------------------------------
> $sudo cat /sys/kernel/debug/kmemleak
> [sudo] password for jeffrin: 
> unreferenced object 0xffff88813128bee0 (size 16):
> comm "irq/109-ELAN130", pid 152, jiffies 4294931163 (age 9576.624s)
> hex dump (first 16 bytes):
> 04 03 08 0a eb 03 24 e7 01 80 13 44 00 00 00 00 ......$....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
> $
> ----------------------x-----------------x------------------------x-----
> ------------

> Reported-by: Jeffrin Jose T <jeffrin@xxxxxxxxxxxxxxxxxxx>
> Tested-by: Jeffrin Jose T <jeffrin@xxxxxxxxxxxxxxxxxxx>

Tested-by is used to indicate that you tested the patch.  Since there
is no patch yet, you can't have tested it.





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