838.295390] usb 4-2: USB disconnect, device number 2
[  846.160222] usb 1-3: new high-speed USB device number 3 using ehci_hcd
[  846.432881] usb 1-3: New USB device found, idVendor=148f, idProduct=2573
[  846.432892] usb 1-3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  846.432900] usb 1-3: Product: 802.11 bg WLAN
[  846.432906] usb 1-3: Manufacturer: Ralink
[  846.548222] usb 1-3: reset high-speed USB device number 3 using ehci_hcd
[  847.012336] ieee80211 phy1: Selected rate control algorithm 'minstrel_ht'
[  847.013708] Registered led device: rt73usb-phy1::radio
[  847.013760] Registered led device: rt73usb-phy1::assoc
[  847.013812] Registered led device: rt73usb-phy1::quality
[  847.114010] rt73usb 1-3:1.0: firmware: agent loaded rt73.bin into memory
[  847.211081] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 1586.191850] ADDRCONF(NETDEV_UP): wlan0: link is not ready