snake@snake:~$ sudo aireplay-ng -9 wlan1
ioctl(SIOCSIWMODE) failed: Device or resource busy

ARP linktype is set to 1 (Ethernet) - expected ARPHRD_IEEE80211,
ARPHRD_IEEE80211_FULL or ARPHRD_IEEE80211_PRISM instead.  Make
sure RFMON is enabled: run 'airmon-ng start wlan1 <#>'
Sysfs injection support was not found either.

snake@snake:~$ sudo aireplay-ng -9 mon0
11:54:55  Trying broadcast probe requests...
11:54:55  Injection is working!
11:54:57  Found 3 APs

11:54:57  Trying directed probe requests...
11:54:57  BC:05:43:9A:19:C5 - channel: 1 - 'Alice-Mobile wpa/closed'
11:54:58  Ping (min/avg/max): 1.253ms/43.279ms/78.346ms Power: -38.67
11:54:58  30/30: 100%