BUG: memory leak
unreferenced object 0xffff888110b57700 (size 128):
  comm "kworker/1:3", pid 4905, jiffies 4294942373 (age 8.040s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 56 00 00 00 00 00 00 00  ........V.......
    00 01 00 00 00 00 ad de 22 01 00 00 00 00 ad de  ........".......
  backtrace:
    [<00000000c836daf7>] kmalloc include/linux/slab.h:552 [inline]
    [<00000000c836daf7>] kzalloc include/linux/slab.h:664 [inline]
    [<00000000c836daf7>] dvb_create_media_graph+0x301/0x7d0 drivers/media/dvb-core/dvbdev.c:662
    [<0000000067b8c8f6>] dvb_usb_adapter_frontend_init+0x180/0x1b0 drivers/media/usb/dvb-usb/dvb-usb-dvb.c:327
    [<00000000ff87f514>] dvb_usb_adapter_init drivers/media/usb/dvb-usb/dvb-usb-init.c:84 [inline]
    [<00000000ff87f514>] dvb_usb_init drivers/media/usb/dvb-usb/dvb-usb-init.c:173 [inline]
    [<00000000ff87f514>] dvb_usb_device_init.cold+0x4d0/0x6ae drivers/media/usb/dvb-usb/dvb-usb-init.c:287
    [<00000000322254f5>] dtt200u_usb_probe+0xc0/0x110 drivers/media/usb/dvb-usb/dtt200u.c:152
    [<00000000daaed599>] usb_probe_interface+0x177/0x370 drivers/usb/core/driver.c:396
    [<0000000041185ba2>] really_probe+0x159/0x480 drivers/base/dd.c:554
    [<00000000ef1adca2>] driver_probe_device+0x84/0x100 drivers/base/dd.c:738
    [<00000000c06a4ac2>] __device_attach_driver+0xee/0x110 drivers/base/dd.c:844
    [<00000000ca05e1f4>] bus_for_each_drv+0xb7/0x100 drivers/base/bus.c:431
    [<00000000d1f02688>] __device_attach+0x122/0x250 drivers/base/dd.c:912
    [<00000000963cfe61>] bus_probe_device+0xc6/0xe0 drivers/base/bus.c:491
    [<0000000040ee0f7b>] device_add+0x5ac/0xc30 drivers/base/core.c:2936
    [<000000001a5ce6cf>] usb_set_configuration+0x9de/0xb90 drivers/usb/core/message.c:2159
    [<00000000b29b42ed>] usb_generic_driver_probe+0x8c/0xc0 drivers/usb/core/generic.c:238
    [<0000000000f3886a>] usb_probe_device+0x5c/0x140 drivers/usb/core/driver.c:293
    [<0000000041185ba2>] really_probe+0x159/0x480 drivers/base/dd.c:554