BUG: memory leak unreferenced object 0xffff88811114b700 (size 96): comm "kworker/1:1", pid 34, jiffies 4294943096 (age 8.680s) hex dump (first 32 bytes): 00 89 23 0f 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: [<000000007cc66878>] kmalloc include/linux/slab.h:552 [inline] [<000000007cc66878>] kzalloc include/linux/slab.h:682 [inline] [<000000007cc66878>] pcan_usb_pro_init+0x120/0x280 drivers/net/can/usb/peak_usb/pcan_usb_pro.c:856 [<00000000e6e5de65>] peak_usb_create_dev drivers/net/can/usb/peak_usb/pcan_usb_core.c:851 [inline] [<00000000e6e5de65>] peak_usb_probe+0x389/0x490 drivers/net/can/usb/peak_usb/pcan_usb_core.c:949 [<00000000b7f04456>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396 [<000000005cdbbc99>] really_probe+0x159/0x4a0 drivers/base/dd.c:554 [<00000000b91edf32>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740 [<00000000530c1a0c>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846 [<000000001a6882f2>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431 [<0000000041b2e99f>] __device_attach+0x122/0x250 drivers/base/dd.c:914 [<000000009edc7f7b>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491 [<00000000894c5477>] device_add+0x5be/0xc30 drivers/base/core.c:3109 [<000000000c884f3f>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164 [<00000000d37749d1>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238 [<00000000dd2610dc>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293 [<000000005cdbbc99>] really_probe+0x159/0x4a0 drivers/base/dd.c:554 [<00000000b91edf32>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740 [<00000000530c1a0c>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846