BUG: memory leak
unreferenced object 0xffff8881090ed600 (size 64):
  comm "softirq", pid 0, jiffies 4294956036 (age 72.650s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 e0 5c 12 07 81 88 ff ff  .........\......
    00 00 00 00 00 00 00 00 30 10 16 83 ff ff ff ff  ........0.......
  backtrace:
    [<0000000035ac4137>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000035ac4137>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<0000000035ac4137>] slab_alloc mm/slab.c:3326 [inline]
    [<0000000035ac4137>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<00000000742fb79d>] kmalloc include/linux/slab.h:547 [inline]
    [<00000000742fb79d>] kzalloc include/linux/slab.h:742 [inline]
    [<00000000742fb79d>] batadv_tvlv_handler_register+0xae/0x140 net/batman-adv/tvlv.c:529
    [<00000000d02d6e1c>] batadv_tt_init+0x78/0x180 net/batman-adv/translation-table.c:4411
    [<000000007fe783f1>] batadv_mesh_init+0x196/0x230 net/batman-adv/main.c:208
    [<00000000cad5358f>] batadv_softif_init_late+0x1ca/0x220 net/batman-adv/soft-interface.c:861
    [<0000000037e1ed04>] register_netdevice+0xbf/0x600 net/core/dev.c:8663
    [<00000000961e9a86>] __rtnl_newlink+0xaca/0xb30 net/core/rtnetlink.c:3199
    [<00000000849571f6>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3245
    [<000000009a3d1245>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5214
    [<000000004c9bca5c>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2482
    [<00000000bc557722>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5232
    [<0000000018999b01>] netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline]
    [<0000000018999b01>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1333
    [<000000006c32c7fa>] netlink_sendmsg+0x26a/0x480 net/netlink/af_netlink.c:1922
    [<0000000059729d33>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<0000000059729d33>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000dd1003ca>] __sys_sendto+0x148/0x1f0 net/socket.c:1958
    [<00000000106aab4e>] __do_sys_sendto net/socket.c:1970 [inline]
    [<00000000106aab4e>] __se_sys_sendto net/socket.c:1966 [inline]
    [<00000000106aab4e>] __x64_sys_sendto+0x2a/0x30 net/socket.c:1966

BUG: memory leak
unreferenced object 0xffff888109121a80 (size 64):
  comm "softirq", pid 0, jiffies 4294956040 (age 72.610s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 e0 9c ed 07 81 88 ff ff  ................
    00 00 00 00 00 00 00 00 30 10 16 83 ff ff ff ff  ........0.......
  backtrace:
    [<0000000035ac4137>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000035ac4137>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<0000000035ac4137>] slab_alloc mm/slab.c:3326 [inline]
    [<0000000035ac4137>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<00000000742fb79d>] kmalloc include/linux/slab.h:547 [inline]
    [<00000000742fb79d>] kzalloc include/linux/slab.h:742 [inline]
    [<00000000742fb79d>] batadv_tvlv_handler_register+0xae/0x140 net/batman-adv/tvlv.c:529
    [<00000000d02d6e1c>] batadv_tt_init+0x78/0x180 net/batman-adv/translation-table.c:4411
    [<000000007fe783f1>] batadv_mesh_init+0x196/0x230 net/batman-adv/main.c:208
    [<00000000cad5358f>] batadv_softif_init_late+0x1ca/0x220 net/batman-adv/soft-interface.c:861
    [<0000000037e1ed04>] register_netdevice+0xbf/0x600 net/core/dev.c:8663
    [<00000000961e9a86>] __rtnl_newlink+0xaca/0xb30 net/core/rtnetlink.c:3199
    [<00000000849571f6>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3245
    [<000000009a3d1245>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5214
    [<000000004c9bca5c>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2482
    [<00000000bc557722>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5232
    [<0000000018999b01>] netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline]
    [<0000000018999b01>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1333
    [<000000006c32c7fa>] netlink_sendmsg+0x26a/0x480 net/netlink/af_netlink.c:1922
    [<0000000059729d33>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<0000000059729d33>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000dd1003ca>] __sys_sendto+0x148/0x1f0 net/socket.c:1958
    [<00000000106aab4e>] __do_sys_sendto net/socket.c:1970 [inline]
    [<00000000106aab4e>] __se_sys_sendto net/socket.c:1966 [inline]
    [<00000000106aab4e>] __x64_sys_sendto+0x2a/0x30 net/socket.c:1966

BUG: memory leak
unreferenced object 0xffff8881091a7b00 (size 128):
  comm "syz-executor.6", pid 7087, jiffies 4294956137 (age 71.640s)
  hex dump (first 32 bytes):
    f0 e8 a8 18 81 88 ff ff f0 e8 a8 18 81 88 ff ff  ................
    5a 17 89 5c 32 56 5e ff 3a 0f 5e 84 ff ff ff ff  Z..\2V^.:.^.....
  backtrace:
    [<0000000035ac4137>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline]
    [<0000000035ac4137>] slab_post_alloc_hook mm/slab.h:439 [inline]
    [<0000000035ac4137>] slab_alloc mm/slab.c:3326 [inline]
    [<0000000035ac4137>] kmem_cache_alloc_trace+0x13d/0x280 mm/slab.c:3553
    [<0000000001e1e81e>] kmalloc include/linux/slab.h:547 [inline]
    [<0000000001e1e81e>] hsr_create_self_node+0x42/0x150 net/hsr/hsr_framereg.c:84
    [<00000000c64257ea>] hsr_dev_finalize+0xa4/0x233 net/hsr/hsr_device.c:441
    [<000000008865d09b>] hsr_newlink+0xf3/0x140 net/hsr/hsr_netlink.c:69
    [<00000000e9d3f31e>] __rtnl_newlink+0x892/0xb30 net/core/rtnetlink.c:3187
    [<00000000849571f6>] rtnl_newlink+0x4e/0x80 net/core/rtnetlink.c:3245
    [<000000009a3d1245>] rtnetlink_rcv_msg+0x178/0x4b0 net/core/rtnetlink.c:5214
    [<000000004c9bca5c>] netlink_rcv_skb+0x61/0x170 net/netlink/af_netlink.c:2482
    [<00000000bc557722>] rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5232
    [<0000000018999b01>] netlink_unicast_kernel net/netlink/af_netlink.c:1307 [inline]
    [<0000000018999b01>] netlink_unicast+0x1ec/0x2d0 net/netlink/af_netlink.c:1333
    [<000000006c32c7fa>] netlink_sendmsg+0x26a/0x480 net/netlink/af_netlink.c:1922
    [<0000000059729d33>] sock_sendmsg_nosec net/socket.c:646 [inline]
    [<0000000059729d33>] sock_sendmsg+0x54/0x70 net/socket.c:665
    [<00000000dd1003ca>] __sys_sendto+0x148/0x1f0 net/socket.c:1958
    [<00000000106aab4e>] __do_sys_sendto net/socket.c:1970 [inline]
    [<00000000106aab4e>] __se_sys_sendto net/socket.c:1966 [inline]
    [<00000000106aab4e>] __x64_sys_sendto+0x2a/0x30 net/socket.c:1966
    [<00000000a3a73b4d>] do_syscall_64+0x76/0x1a0 arch/x86/entry/common.c:301
    [<000000001cf54467>] entry_SYSCALL_64_after_hwframe+0x44/0xa9