[   20.748108] usbserial: USB Serial support registered for cp210x
[   20.748158] cp210x 4-1.6:1.0: cp210x converter detected
[   20.753877] usb 4-1.6: cp210x converter now attached to ttyUSB3
[   20.753927] cp210x 1-3.1:1.0: cp210x converter detected
[   20.754079] usb 1-3.1: cp210x converter now attached to ttyUSB4
[   21.141964] systemd-logind[1934]: New seat seat0.
[   21.142521] systemd-logind[1934]: Watching system buttons on /dev/input/event2 (Power Button)
[   21.142615] systemd-logind[1934]: Watching system buttons on /dev/input/event4 (Video Bus)
[   21.142674] systemd-logind[1934]: Watching system buttons on /dev/input/event1 (Power Button)
[   21.142725] systemd-logind[1934]: Watching system buttons on /dev/input/event0 (Lid Switch)
[   21.148985] systemd-logind[1934]: Failed to start user service: Unknown unit: user@999.service
[   21.154714] systemd-logind[1934]: New session c1 of user ubuntu.
[   21.161872] systemd-logind[1934]: New session c2 of user ubuntu.
[   21.169485] systemd-logind[1934]: New session c3 of user ubuntu.
[   21.174612] systemd-logind[1934]: New session c4 of user ubuntu.
[   21.179093] systemd-logind[1934]: New session c5 of user ubuntu.
[   21.280472] systemd-logind[1934]: New session c6 of user ubuntu.
[   21.338998] init: wait-for-state (whoopsienetwork-manager) main process (1683) killed by TERM signal
[   21.556669] iwlwifi 0000:01:00.0: L1 Disabled - LTR Disabled
[   21.563596] iwlwifi 0000:01:00.0: Radio type=0x2-0x1-0x0
[   21.690752] init: alsa-restore main process (1862) terminated with status 99
[   21.846224] iwlwifi 0000:01:00.0: L1 Disabled - LTR Disabled
[   21.852865] iwlwifi 0000:01:00.0: Radio type=0x2-0x1-0x0
[   22.533683] systemd-logind[1934]: New session c7 of user ubuntu.
[   67.071029] wlan0: authenticate with f0:7d:68:5a:df:4c
[   67.071925] wlan0: send auth to f0:7d:68:5a:df:4c (try 1/3)
[   67.074366] wlan0: authenticated
[   67.077278] wlan0: associate with f0:7d:68:5a:df:4c (try 1/3)
[   67.080245] wlan0: RX AssocResp from f0:7d:68:5a:df:4c (capab=0x811 status=0 aid=3)
[   67.090612] wlan0: associated
[   67.090797] cfg80211: Calling CRDA for country: GB
[   67.094189] cfg80211: Regulatory domain changed to country: GB
[   67.094193] cfg80211:  DFS Master region: ETSI
[   67.094194] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[   67.094196] cfg80211:   (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[   67.094198] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[   67.094200] cfg80211:   (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm), (0 s)
[   67.094201] cfg80211:   (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm), (0 s)
[   67.094203] cfg80211:   (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm), (N/A)