r0 = syz_init_net_socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$netlbl_mgmt(&(0x7f00000003c0), r0) sendmsg$NLBL_MGMT_C_ADD(r0, &(0x7f0000000440)={0x0, 0x0, &(0x7f0000000400)={&(0x7f0000000500)={0x48, r1, 0x1, 0x0, 0x0, {}, [@NLBL_MGMT_A_IPV4ADDR={0x8, 0x7, @multicast2}, @NLBL_MGMT_A_DOMAIN={0xe, 0x1, 'NLBL_MGMT\x00'}, @NLBL_MGMT_A_PROTOCOL={0x8}, @NLBL_MGMT_A_IPV6ADDR={0x14, 0x5, @loopback}]}, 0x48}}, 0x0)