BUG: memory leak
unreferenced object 0xffff88811ae66c00 (size 512):
  comm "kworker/1:3", pid 3379, jiffies 4294944167 (age 30.910s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 80 2c 24 86 ff ff ff ff  .........,$.....
    00 b0 f3 17 81 88 ff ff 37 8e ff ff 00 00 00 00  ........7.......
  backtrace:
    [<ffffffff814ee076>] __do_kmalloc_node mm/slab_common.c:954 [inline]
    [<ffffffff814ee076>] __kmalloc+0x46/0x120 mm/slab_common.c:968
    [<ffffffff83b0062f>] kmalloc include/linux/slab.h:558 [inline]
    [<ffffffff83b0062f>] kzalloc include/linux/slab.h:689 [inline]
    [<ffffffff83b0062f>] neigh_alloc net/core/neighbour.c:457 [inline]
    [<ffffffff83b0062f>] ___neigh_create+0xdf/0xd60 net/core/neighbour.c:642
    [<ffffffff83f3ff16>] ip6_finish_output2+0x776/0x9b0 net/ipv6/ip6_output.c:125
    [<ffffffff83f45aa0>] __ip6_finish_output net/ipv6/ip6_output.c:195 [inline]
    [<ffffffff83f45aa0>] ip6_finish_output+0x270/0x530 net/ipv6/ip6_output.c:206
    [<ffffffff83f45e03>] NF_HOOK_COND include/linux/netfilter.h:291 [inline]
    [<ffffffff83f45e03>] ip6_output+0xa3/0x1b0 net/ipv6/ip6_output.c:227
    [<ffffffff83f7cbde>] dst_output include/net/dst.h:445 [inline]
    [<ffffffff83f7cbde>] NF_HOOK include/linux/netfilter.h:302 [inline]
    [<ffffffff83f7cbde>] ndisc_send_skb+0x26e/0x460 net/ipv6/ndisc.c:508
    [<ffffffff83f81799>] ndisc_send_rs+0x79/0x2a0 net/ipv6/ndisc.c:718
    [<ffffffff83f571ee>] addrconf_dad_completed+0x17e/0x590 net/ipv6/addrconf.c:4248
    [<ffffffff83f579d5>] addrconf_dad_work+0x3d5/0x8f0 net/ipv6/addrconf.c:4157
    [<ffffffff8129197a>] process_one_work+0x2ba/0x5f0 kernel/workqueue.c:2289
    [<ffffffff81292299>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8129c315>] kthread+0x125/0x160 kernel/kthread.c:376
    [<ffffffff8100224f>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306

BUG: memory leak
unreferenced object 0xffff88811ae66a00 (size 512):
  comm "kworker/1:3", pid 3379, jiffies 4294944167 (age 30.910s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 80 2c 24 86 ff ff ff ff  .........,$.....
    80 f7 01 17 81 88 ff ff 37 8e ff ff 00 00 00 00  ........7.......
  backtrace:
    [<ffffffff814ee076>] __do_kmalloc_node mm/slab_common.c:954 [inline]
    [<ffffffff814ee076>] __kmalloc+0x46/0x120 mm/slab_common.c:968
    [<ffffffff83b0062f>] kmalloc include/linux/slab.h:558 [inline]
    [<ffffffff83b0062f>] kzalloc include/linux/slab.h:689 [inline]
    [<ffffffff83b0062f>] neigh_alloc net/core/neighbour.c:457 [inline]
    [<ffffffff83b0062f>] ___neigh_create+0xdf/0xd60 net/core/neighbour.c:642
    [<ffffffff83f3ff16>] ip6_finish_output2+0x776/0x9b0 net/ipv6/ip6_output.c:125
    [<ffffffff83f45aa0>] __ip6_finish_output net/ipv6/ip6_output.c:195 [inline]
    [<ffffffff83f45aa0>] ip6_finish_output+0x270/0x530 net/ipv6/ip6_output.c:206
    [<ffffffff83f45e03>] NF_HOOK_COND include/linux/netfilter.h:291 [inline]
    [<ffffffff83f45e03>] ip6_output+0xa3/0x1b0 net/ipv6/ip6_output.c:227
    [<ffffffff83f7cbde>] dst_output include/net/dst.h:445 [inline]
    [<ffffffff83f7cbde>] NF_HOOK include/linux/netfilter.h:302 [inline]
    [<ffffffff83f7cbde>] ndisc_send_skb+0x26e/0x460 net/ipv6/ndisc.c:508
    [<ffffffff83f81799>] ndisc_send_rs+0x79/0x2a0 net/ipv6/ndisc.c:718
    [<ffffffff83f571ee>] addrconf_dad_completed+0x17e/0x590 net/ipv6/addrconf.c:4248
    [<ffffffff83f579d5>] addrconf_dad_work+0x3d5/0x8f0 net/ipv6/addrconf.c:4157
    [<ffffffff8129197a>] process_one_work+0x2ba/0x5f0 kernel/workqueue.c:2289
    [<ffffffff81292299>] worker_thread+0x59/0x5b0 kernel/workqueue.c:2436
    [<ffffffff8129c315>] kthread+0x125/0x160 kernel/kthread.c:376
    [<ffffffff8100224f>] ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306