BUG: memory leak unreferenced object 0xffff888111573780 (size 96): comm "kworker/0:3", pid 4910, jiffies 4294941893 (age 8.770s) hex dump (first 32 bytes): 40 09 e6 0c 81 88 ff ff 00 00 00 00 00 00 00 00 @............... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000008b418cac>] kmalloc include/linux/slab.h:552 [inline] [<000000008b418cac>] kzalloc include/linux/slab.h:664 [inline] [<000000008b418cac>] pcan_usb_pro_init+0x120/0x280 drivers/net/can/usb/peak_usb/pcan_usb_pro.c:856 [<00000000e869bdf8>] peak_usb_create_dev drivers/net/can/usb/peak_usb/pcan_usb_core.c:850 [inline] [<00000000e869bdf8>] peak_usb_probe+0x389/0x490 drivers/net/can/usb/peak_usb/pcan_usb_core.c:948 [<00000000993d3ea2>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396 [<000000003d42a4e0>] really_probe+0x159/0x480 drivers/base/dd.c:554 [<00000000a8147ccc>] driver_probe_device+0x84/0x100 drivers/base/dd.c:738 [<000000002df5787a>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:844 [<00000000ca0e4937>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431 [<00000000250fa884>] __device_attach+0x122/0x250 drivers/base/dd.c:912 [<00000000c5888bdf>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491 [<0000000084a16482>] device_add+0x5ac/0xc30 drivers/base/core.c:2936 [<00000000ac481d82>] usb_set_configuration+0x9de/0xb90 drivers/usb/core/message.c:2159 [<00000000936b63a5>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238 [<000000000ccf04c6>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293 [<000000003d42a4e0>] really_probe+0x159/0x480 drivers/base/dd.c:554 [<00000000a8147ccc>] driver_probe_device+0x84/0x100 drivers/base/dd.c:738 [<000000002df5787a>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:844