BUG: memory leak
unreferenced object 0xffff88811920f640 (size 64):
  comm "syz-executor.0", pid 8731, jiffies 4295050024 (age 13.130s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 01 00 00 00 01 02 00 00  ................
  backtrace:
    [<ffffffff837712e3>] kmalloc include/linux/slab.h:561 [inline]
    [<ffffffff837712e3>] mrp_attr_create net/802/mrp.c:276 [inline]
    [<ffffffff837712e3>] mrp_request_join+0x153/0x260 net/802/mrp.c:530
    [<ffffffff83daa4b6>] vlan_mvrp_request_join+0x96/0xa0 net/8021q/vlan_mvrp.c:40
    [<ffffffff83da8b47>] vlan_dev_open+0x1e7/0x330 net/8021q/vlan_dev.c:292
    [<ffffffff836d5775>] __dev_open+0x175/0x260 net/core/dev.c:1609
    [<ffffffff836d5e9a>] __dev_change_flags+0x2fa/0x390 net/core/dev.c:8760
    [<ffffffff836e6534>] rtnl_configure_link+0x64/0x130 net/core/rtnetlink.c:3134
    [<ffffffff836edfb4>] __rtnl_newlink+0xa74/0xdb0 net/core/rtnetlink.c:3460
    [<ffffffff836ee339>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500
    [<ffffffff836e951c>] rtnetlink_rcv_msg+0x1fc/0x520 net/core/rtnetlink.c:5562
    [<ffffffff83821a07>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2504
    [<ffffffff83820bf2>] netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline]
    [<ffffffff83820bf2>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1340
    [<ffffffff83821088>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1929
    [<ffffffff8368eed6>] sock_sendmsg_nosec net/socket.c:654 [inline]
    [<ffffffff8368eed6>] sock_sendmsg+0x56/0x80 net/socket.c:674
    [<ffffffff8368f43c>] ____sys_sendmsg+0x36c/0x390 net/socket.c:2350
    [<ffffffff8369348b>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2404
    [<ffffffff83693588>] __sys_sendmsg+0x88/0x100 net/socket.c:2433

BUG: memory leak
unreferenced object 0xffff88811920f440 (size 64):
  comm "syz-executor.0", pid 8751, jiffies 4295050587 (age 7.500s)
  hex dump (first 32 bytes):
    01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    00 00 00 00 00 00 00 00 01 00 00 00 01 02 00 00  ................
  backtrace:
    [<ffffffff837712e3>] kmalloc include/linux/slab.h:561 [inline]
    [<ffffffff837712e3>] mrp_attr_create net/802/mrp.c:276 [inline]
    [<ffffffff837712e3>] mrp_request_join+0x153/0x260 net/802/mrp.c:530
    [<ffffffff83daa4b6>] vlan_mvrp_request_join+0x96/0xa0 net/8021q/vlan_mvrp.c:40
    [<ffffffff83da8b47>] vlan_dev_open+0x1e7/0x330 net/8021q/vlan_dev.c:292
    [<ffffffff836d5775>] __dev_open+0x175/0x260 net/core/dev.c:1609
    [<ffffffff836d5e9a>] __dev_change_flags+0x2fa/0x390 net/core/dev.c:8760
    [<ffffffff836e6534>] rtnl_configure_link+0x64/0x130 net/core/rtnetlink.c:3134
    [<ffffffff836edfb4>] __rtnl_newlink+0xa74/0xdb0 net/core/rtnetlink.c:3460
    [<ffffffff836ee339>] rtnl_newlink+0x49/0x70 net/core/rtnetlink.c:3500
    [<ffffffff836e951c>] rtnetlink_rcv_msg+0x1fc/0x520 net/core/rtnetlink.c:5562
    [<ffffffff83821a07>] netlink_rcv_skb+0x87/0x1d0 net/netlink/af_netlink.c:2504
    [<ffffffff83820bf2>] netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline]
    [<ffffffff83820bf2>] netlink_unicast+0x392/0x4c0 net/netlink/af_netlink.c:1340
    [<ffffffff83821088>] netlink_sendmsg+0x368/0x6a0 net/netlink/af_netlink.c:1929
    [<ffffffff8368eed6>] sock_sendmsg_nosec net/socket.c:654 [inline]
    [<ffffffff8368eed6>] sock_sendmsg+0x56/0x80 net/socket.c:674
    [<ffffffff8368f43c>] ____sys_sendmsg+0x36c/0x390 net/socket.c:2350
    [<ffffffff8369348b>] ___sys_sendmsg+0x8b/0xd0 net/socket.c:2404
    [<ffffffff83693588>] __sys_sendmsg+0x88/0x100 net/socket.c:2433