BUG: memory leak
unreferenced object 0xffff8881211d17b0 (size 48):
  comm "syz-executor.1", pid 5761, jiffies 4294944954 (age 10.580s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 01 46 00 00 03 00 00 00  .........F......
    00 00 00 00 00 00 00 00 00 df 03 21 81 88 ff ff  ...........!....
  backtrace:
    [<ffffffff816b096d>] fasync_alloc fs/fcntl.c:892 [inline]
    [<ffffffff816b096d>] fasync_add_entry fs/fcntl.c:950 [inline]
    [<ffffffff816b096d>] fasync_helper+0x3d/0xc0 fs/fcntl.c:979
    [<ffffffff83e9338b>] sock_fasync+0x4b/0xa0 net/socket.c:1427
    [<ffffffff816b1b86>] ioctl_fioasync fs/ioctl.c:380 [inline]
    [<ffffffff816b1b86>] do_vfs_ioctl+0x306/0xe80 fs/ioctl.c:792
    [<ffffffff816b2a85>] __do_sys_ioctl fs/ioctl.c:869 [inline]
    [<ffffffff816b2a85>] __se_sys_ioctl fs/ioctl.c:857 [inline]
    [<ffffffff816b2a85>] __x64_sys_ioctl+0xb5/0x140 fs/ioctl.c:857
    [<ffffffff84b33fc8>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
    [<ffffffff84b33fc8>] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
    [<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0xcd

BUG: memory leak
unreferenced object 0xffff88811ff61200 (size 512):
  comm "kworker/0:3", pid 4767, jiffies 4294945025 (age 9.870s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 12 25 86 ff ff ff ff  ..........%.....
    c0 2c 0a 20 81 88 ff ff 91 91 ff ff 00 00 00 00  .,. ............
  backtrace:
    [<ffffffff8157489b>] __do_kmalloc_node mm/slab_common.c:1022 [inline]
    [<ffffffff8157489b>] __kmalloc+0x4b/0x150 mm/slab_common.c:1036
    [<ffffffff83ef57f2>] kmalloc include/linux/slab.h:603 [inline]
    [<ffffffff83ef57f2>] kzalloc include/linux/slab.h:720 [inline]
    [<ffffffff83ef57f2>] neigh_alloc net/core/neighbour.c:486 [inline]
    [<ffffffff83ef57f2>] ___neigh_create+0xf2/0xe10 net/core/neighbour.c:640
    [<ffffffff843486db>] ip6_finish_output2+0x73b/0x980 net/ipv6/ip6_output.c:126
    [<ffffffff8434daf1>] __ip6_finish_output net/ipv6/ip6_output.c:196 [inline]
    [<ffffffff8434daf1>] ip6_finish_output+0x291/0x510 net/ipv6/ip6_output.c:207
    [<ffffffff8434de11>] NF_HOOK_COND include/linux/netfilter.h:293 [inline]
    [<ffffffff8434de11>] ip6_output+0xa1/0x1c0 net/ipv6/ip6_output.c:228
    [<ffffffff843875b9>] dst_output include/net/dst.h:458 [inline]
    [<ffffffff843875b9>] NF_HOOK.constprop.0+0x49/0x110 include/linux/netfilter.h:304
    [<ffffffff843878c9>] ndisc_send_skb+0x249/0x3c0 net/ipv6/ndisc.c:509
    [<ffffffff8438c5a5>] ndisc_send_ns+0x85/0xf0 net/ipv6/ndisc.c:667
    [<ffffffff84360bde>] addrconf_dad_work+0x67e/0x980 net/ipv6/addrconf.c:4213
    [<ffffffff812c8d9d>] process_one_work+0x23d/0x530 kernel/workqueue.c:2630
    [<ffffffff812c99c7>] process_scheduled_works kernel/workqueue.c:2703 [inline]
    [<ffffffff812c99c7>] worker_thread+0x327/0x590 kernel/workqueue.c:2784
    [<ffffffff812d6d9b>] kthread+0x12b/0x170 kernel/kthread.c:388
    [<ffffffff81149f25>] ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147
    [<ffffffff81002be1>] ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304

BUG: memory leak
unreferenced object 0xffff88811f9f8000 (size 512):
  comm "kworker/0:3", pid 4767, jiffies 4294945025 (age 9.870s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 12 25 86 ff ff ff ff  ..........%.....
    00 d9 e7 1f 81 88 ff ff 91 91 ff ff 00 00 00 00  ................
  backtrace:
    [<ffffffff8157489b>] __do_kmalloc_node mm/slab_common.c:1022 [inline]
    [<ffffffff8157489b>] __kmalloc+0x4b/0x150 mm/slab_common.c:1036
    [<ffffffff83ef57f2>] kmalloc include/linux/slab.h:603 [inline]
    [<ffffffff83ef57f2>] kzalloc include/linux/slab.h:720 [inline]
    [<ffffffff83ef57f2>] neigh_alloc net/core/neighbour.c:486 [inline]
    [<ffffffff83ef57f2>] ___neigh_create+0xf2/0xe10 net/core/neighbour.c:640
    [<ffffffff843486db>] ip6_finish_output2+0x73b/0x980 net/ipv6/ip6_output.c:126
    [<ffffffff8434daf1>] __ip6_finish_output net/ipv6/ip6_output.c:196 [inline]
    [<ffffffff8434daf1>] ip6_finish_output+0x291/0x510 net/ipv6/ip6_output.c:207
    [<ffffffff8434de11>] NF_HOOK_COND include/linux/netfilter.h:293 [inline]
    [<ffffffff8434de11>] ip6_output+0xa1/0x1c0 net/ipv6/ip6_output.c:228
    [<ffffffff843875b9>] dst_output include/net/dst.h:458 [inline]
    [<ffffffff843875b9>] NF_HOOK.constprop.0+0x49/0x110 include/linux/netfilter.h:304
    [<ffffffff843878c9>] ndisc_send_skb+0x249/0x3c0 net/ipv6/ndisc.c:509
    [<ffffffff8438c83a>] ndisc_send_rs+0x7a/0x290 net/ipv6/ndisc.c:719
    [<ffffffff84360068>] addrconf_dad_completed+0x1b8/0x6b0 net/ipv6/addrconf.c:4291
    [<ffffffff84360990>] addrconf_dad_work+0x430/0x980 net/ipv6/addrconf.c:4199
    [<ffffffff812c8d9d>] process_one_work+0x23d/0x530 kernel/workqueue.c:2630
    [<ffffffff812c99c7>] process_scheduled_works kernel/workqueue.c:2703 [inline]
    [<ffffffff812c99c7>] worker_thread+0x327/0x590 kernel/workqueue.c:2784
    [<ffffffff812d6d9b>] kthread+0x12b/0x170 kernel/kthread.c:388
    [<ffffffff81149f25>] ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147
    [<ffffffff81002be1>] ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304

BUG: memory leak
unreferenced object 0xffff88811ff4d600 (size 512):
  comm "kworker/0:3", pid 4767, jiffies 4294945025 (age 9.880s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 12 25 86 ff ff ff ff  ..........%.....
    c0 cc c9 1e 81 88 ff ff 91 91 ff ff 00 00 00 00  ................
  backtrace:
    [<ffffffff8157489b>] __do_kmalloc_node mm/slab_common.c:1022 [inline]
    [<ffffffff8157489b>] __kmalloc+0x4b/0x150 mm/slab_common.c:1036
    [<ffffffff83ef57f2>] kmalloc include/linux/slab.h:603 [inline]
    [<ffffffff83ef57f2>] kzalloc include/linux/slab.h:720 [inline]
    [<ffffffff83ef57f2>] neigh_alloc net/core/neighbour.c:486 [inline]
    [<ffffffff83ef57f2>] ___neigh_create+0xf2/0xe10 net/core/neighbour.c:640
    [<ffffffff843486db>] ip6_finish_output2+0x73b/0x980 net/ipv6/ip6_output.c:126
    [<ffffffff8434daf1>] __ip6_finish_output net/ipv6/ip6_output.c:196 [inline]
    [<ffffffff8434daf1>] ip6_finish_output+0x291/0x510 net/ipv6/ip6_output.c:207
    [<ffffffff8434de11>] NF_HOOK_COND include/linux/netfilter.h:293 [inline]
    [<ffffffff8434de11>] ip6_output+0xa1/0x1c0 net/ipv6/ip6_output.c:228
    [<ffffffff843875b9>] dst_output include/net/dst.h:458 [inline]
    [<ffffffff843875b9>] NF_HOOK.constprop.0+0x49/0x110 include/linux/netfilter.h:304
    [<ffffffff843878c9>] ndisc_send_skb+0x249/0x3c0 net/ipv6/ndisc.c:509
    [<ffffffff8438c83a>] ndisc_send_rs+0x7a/0x290 net/ipv6/ndisc.c:719
    [<ffffffff84360068>] addrconf_dad_completed+0x1b8/0x6b0 net/ipv6/addrconf.c:4291
    [<ffffffff84360990>] addrconf_dad_work+0x430/0x980 net/ipv6/addrconf.c:4199
    [<ffffffff812c8d9d>] process_one_work+0x23d/0x530 kernel/workqueue.c:2630
    [<ffffffff812c99c7>] process_scheduled_works kernel/workqueue.c:2703 [inline]
    [<ffffffff812c99c7>] worker_thread+0x327/0x590 kernel/workqueue.c:2784
    [<ffffffff812d6d9b>] kthread+0x12b/0x170 kernel/kthread.c:388
    [<ffffffff81149f25>] ret_from_fork+0x45/0x50 arch/x86/kernel/process.c:147
    [<ffffffff81002be1>] ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304