BUG: memory leak
unreferenced object 0xffff88812579d400 (size 64):
  comm "swapper/0", pid 1, jiffies 4294937896 (age 180.500s)
  hex dump (first 32 bytes):
    c0 c1 47 84 ff ff ff ff 8f 2e f9 83 ff ff ff ff  ..G.............
    5c 61 13 84 ff ff ff ff c0 d7 16 25 81 88 ff ff  \a.........%....
  backtrace:
    [<00000000704474f0>] kmalloc_array include/linux/slab.h:597 [inline]
    [<00000000704474f0>] genl_register_family net/netlink/genetlink.c:355 [inline]
    [<00000000704474f0>] genl_register_family+0x5c8/0x7be net/netlink/genetlink.c:322
    [<00000000e4e76c58>] do_one_initcall+0x57/0x2d0 init/main.c:1152
    [<00000000b5117a08>] do_initcall_level init/main.c:1225 [inline]
    [<00000000b5117a08>] do_initcalls init/main.c:1241 [inline]
    [<00000000b5117a08>] do_basic_setup init/main.c:1261 [inline]
    [<00000000b5117a08>] kernel_init_freeable+0x1e6/0x268 init/main.c:1445
    [<000000004d404211>] kernel_init+0xc/0x151 init/main.c:1352
    [<00000000ff6be922>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:352