BUG: memory leak
unreferenced object 0xffff88810d5f3c00 (size 192):
  comm "kworker/1:3", pid 8129, jiffies 4294942234 (age 15.230s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 18 3c 5f 0d 81 88 ff ff  .........<_.....
  backtrace:
    [<000000002be76840>] kmalloc include/linux/slab.h:557 [inline]
    [<000000002be76840>] usb_alloc_urb+0x66/0xe0 drivers/usb/core/urb.c:74
    [<00000000160d1d83>] atusb_alloc_urbs drivers/net/ieee802154/atusb.c:362 [inline]
    [<00000000160d1d83>] atusb_probe+0x158/0x820 drivers/net/ieee802154/atusb.c:1038
    [<00000000601701e4>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<00000000974b85bd>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<00000000cb7a9f42>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000006053c3c9>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846
    [<0000000060f30719>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<0000000078428415>] __device_attach+0x122/0x250 drivers/base/dd.c:914
    [<000000003eb0f3b2>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<0000000008279a37>] device_add+0x5be/0xc30 drivers/base/core.c:3109
    [<00000000e05c9a1f>] usb_set_configuration+0x9d9/0xb90 drivers/usb/core/message.c:2164
    [<00000000542542ed>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<000000006134f863>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<00000000974b85bd>] really_probe+0x159/0x4a0 drivers/base/dd.c:554
    [<00000000cb7a9f42>] driver_probe_device+0x84/0x100 drivers/base/dd.c:740
    [<000000006053c3c9>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:846