ioctl$sock_ipv6_tunnel_SIOCCHGTUNNEL(0xffffffffffffffff, 0x89f3, &(0x7f0000002e80)={'sit0\x00', &(0x7f0000002e00)={'syztnl1\x00', 0x0, 0x0, 0x0, 0x0, 0x8, 0x1, @mcast1, @rand_addr=' \x01\x00'}}) ioctl$ifreq_SIOCGIFINDEX_team(0xffffffffffffffff, 0x8933, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000007800)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f0000007840)=@abs={0x1}, 0x6e) syz_genetlink_get_family_id$ethtool(0x0, 0xffffffffffffffff)