BUG: memory leak
unreferenced object 0xffff888105763340 (size 64):
  comm "softirq", pid 0, jiffies 4294942252 (age 21.240s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 e0 bc f2 06 81 88 ff ff  ................
    00 00 00 00 00 00 00 00 30 20 16 83 ff ff ff ff  ........0 ......
  backtrace:
    [<000000001a855b53>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001a855b53>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<000000001a855b53>] slab_alloc mm/slab.c:3326 [inline]
    [<000000001a855b53>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<0000000056d05036>] kmalloc include/linux/slab.h:547 [inline]
    [<0000000056d05036>] kzalloc include/linux/slab.h:742 [inline]
    [<0000000056d05036>] batadv_tvlv_handler_register+0xae/0x140 net/batman-adv/tvlv.c:529
    [<00000000069eb61c>] batadv_tt_init+0x78/0x180 net/batman-adv/translation-table.c:4411
    [<0000000088b29c08>] batadv_mesh_init+0x196/0x230 net/batman-adv/main.c:208
    [<0000000057637219>] batadv_softif_init_late+0x1ca/0x220 net/batman-adv/soft-interface.c:861
    [<0000000096bf4db0>] register_netdevice+0xbf/0x600 net/core/dev.c:8663
    [<000000009100a5e3>] __rtnl_newlink+0xaca/0xb30 net/core/rtnetlink.c:3199
    [<0000000056b994bb>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3245
    [<000000002790797e>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5214
    [<0000000044abfb1d>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2482
    [<00000000dd9355d8>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5232
    [<0000000049c20266>] netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline]
    [<0000000049c20266>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1333
    [<00000000e32cfd7a>] netlink_sendmsg+0x26a/0x480 net/netlink/af_netlink.c:1922
    [<00000000d5a37797>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<00000000d5a37797>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000963041a1>] __sys_sendto+0x148/0x1f0 net/socket.c:1958
    [<00000000eedb20e3>] __do_sys_sendto net/socket.c:1970 [inline]
    [<00000000eedb20e3>] __se_sys_sendto net/socket.c:1966 [inline]
    [<00000000eedb20e3>] __x64_sys_sendto+0x2a/0x30 net/socket.c:1966

BUG: memory leak
unreferenced object 0xffff88811e16a700 (size 128):
  comm "syz-executor.0", pid 7166, jiffies 4294942260 (age 21.160s)
  hex dump (first 32 bytes):
    f0 98 f5 0d 81 88 ff ff f0 98 f5 0d 81 88 ff ff  ................
    f6 a3 15 69 a3 93 66 33 30 ee 27 1e 00 00 00 00  ...i..f30.'.....
  backtrace:
    [<000000001a855b53>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001a855b53>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<000000001a855b53>] slab_alloc mm/slab.c:3326 [inline]
    [<000000001a855b53>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<0000000043d1b041>] kmalloc include/linux/slab.h:547 [inline]
    [<0000000043d1b041>] hsr_create_self_node+0x42/0x150 net/hsr/hsr_framereg.c:84
    [<00000000dd6504f4>] hsr_dev_finalize+0xa4/0x233 net/hsr/hsr_device.c:441
    [<00000000716fa826>] hsr_newlink+0xf3/0x140 net/hsr/hsr_netlink.c:69
    [<000000000dec7984>] __rtnl_newlink+0x892/0xb30 net/core/rtnetlink.c:3187
    [<0000000056b994bb>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3245
    [<000000002790797e>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5214
    [<0000000044abfb1d>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2482
    [<00000000dd9355d8>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5232
    [<0000000049c20266>] netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline]
    [<0000000049c20266>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1333
    [<00000000e32cfd7a>] netlink_sendmsg+0x26a/0x480 net/netlink/af_netlink.c:1922
    [<00000000d5a37797>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<00000000d5a37797>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000963041a1>] __sys_sendto+0x148/0x1f0 net/socket.c:1958
    [<00000000eedb20e3>] __do_sys_sendto net/socket.c:1970 [inline]
    [<00000000eedb20e3>] __se_sys_sendto net/socket.c:1966 [inline]
    [<00000000eedb20e3>] __x64_sys_sendto+0x2a/0x30 net/socket.c:1966
    [<000000003f65ef24>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<00000000c698284e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9

BUG: memory leak
unreferenced object 0xffff888120d21f00 (size 64):
  comm "syz-executor.0", pid 7166, jiffies 4294942260 (age 21.160s)
  hex dump (first 32 bytes):
    80 cd c4 08 81 88 ff ff 00 02 00 00 00 00 ad de  ................
    00 90 f5 0d 81 88 ff ff c0 98 f5 0d 81 88 ff ff  ................
  backtrace:
    [<000000001a855b53>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<000000001a855b53>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<000000001a855b53>] slab_alloc mm/slab.c:3326 [inline]
    [<000000001a855b53>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<00000000659ea261>] kmalloc include/linux/slab.h:547 [inline]
    [<00000000659ea261>] kzalloc include/linux/slab.h:742 [inline]
    [<00000000659ea261>] hsr_add_port+0xe7/0x220 net/hsr/hsr_slave.c:142
    [<0000000006c83eab>] hsr_dev_finalize+0x14f/0x233 net/hsr/hsr_device.c:472
    [<00000000716fa826>] hsr_newlink+0xf3/0x140 net/hsr/hsr_netlink.c:69
    [<000000000dec7984>] __rtnl_newlink+0x892/0xb30 net/core/rtnetlink.c:3187
    [<0000000056b994bb>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3245
    [<000000002790797e>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5214
    [<0000000044abfb1d>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2482
    [<00000000dd9355d8>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5232
    [<0000000049c20266>] netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline]
    [<0000000049c20266>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1333
    [<00000000e32cfd7a>] netlink_sendmsg+0x26a/0x480 net/netlink/af_netlink.c:1922
    [<00000000d5a37797>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<00000000d5a37797>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000963041a1>] __sys_sendto+0x148/0x1f0 net/socket.c:1958
    [<00000000eedb20e3>] __do_sys_sendto net/socket.c:1970 [inline]
    [<00000000eedb20e3>] __se_sys_sendto net/socket.c:1966 [inline]
    [<00000000eedb20e3>] __x64_sys_sendto+0x2a/0x30 net/socket.c:1966
    [<000000003f65ef24>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:296
    [<00000000c698284e>] entry_SYSCALL_64_after_hwframe+0x44/0xa9