I have the same issue with my wn-723N / Realtek driver 8188eu.
Here is my dmesg:
[ 10.536504] vboxsf: Successfully loaded version 4.3.14 (interface 0x00010004)
[ 85.028398] usb 2-1: new high-speed USB device number 2 using ehci-pci
[ 85.255841] usb 2-1: New USB device found, idVendor=0bda, idProduct=8179
[ 85.255848] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 85.255852] usb 2-1: Product: 802.11n NIC
[ 85.255855] usb 2-1: Manufacturer: Realtek
[ 85.255858] usb 2-1: SerialNumber: 00E04C0001
[ 85.289727] r8188eu: module is from the staging directory, the quality is unknown, you have been warned.
[ 85.295267] Chip Version Info: CHIP_8188E_Normal_Chip_TSMC_D_CUT_1T1R_RomVer(0)
[ 85.789265] usbcore: registered new interface driver r8188eu
[ 85.879471] r8188eu 2-1:1.0: firmware: direct-loading firmware rtlwifi/rtl8188eufw.bin
[ 85.879482] R8188EU: Firmware Version 11, SubVersion 1, Signature 0x88e1
Is it able to run with the airmon-ng?
If not, will it be?