BUG: memory leak
unreferenced object 0xffff8881253d0700 (size 128):
  comm "swapper/0", pid 1, jiffies 4294937922 (age 1525.890s)
  hex dump (first 32 bytes):
    04 00 00 00 00 00 00 00 80 00 b8 81 ff ff ff ff  ................
    00 00 00 00 00 00 00 00 d0 c5 c8 82 ff ff ff ff  ................
  backtrace:
    [<000000000122e5ec>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000000122e5ec>] slab_post_alloc_hook mm/slab.h:586 [inline]
    [<000000000122e5ec>] slab_alloc mm/slab.c:3319 [inline]
    [<000000000122e5ec>] __do_kmalloc mm/slab.c:3653 [inline]
    [<000000000122e5ec>] __kmalloc+0x169/0x300 mm/slab.c:3664
    [<000000005ab8d699>] kmalloc_array include/linux/slab.h:618 [inline]
    [<000000005ab8d699>] genl_register_family net/netlink/genetlink.c:355 [inline]
    [<000000005ab8d699>] genl_register_family+0x5e1/0x7dd net/netlink/genetlink.c:322
    [<000000008b0f62b6>] gtp_init+0x3d/0xbd drivers/net/gtp.c:1360
    [<00000000a81855b6>] do_one_initcall+0x5c/0x2ca init/main.c:938
    [<000000005fe5cd38>] do_initcall_level init/main.c:1006 [inline]
    [<000000005fe5cd38>] do_initcalls init/main.c:1014 [inline]
    [<000000005fe5cd38>] do_basic_setup init/main.c:1031 [inline]
    [<000000005fe5cd38>] kernel_init_freeable+0x1aa/0x267 init/main.c:1191
    [<00000000168b24c3>] kernel_init+0x10/0x155 init/main.c:1109
    [<000000007486498e>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352