[ 7880.629500] wlan0: deauthenticating from xx:xx:xx:xx:xx:xx by local choice (Reason: 3=DEAUTH_LEAVING)
[ 7880.632206] cfg80211: Calling CRDA to update world regulatory domain
[ 7880.647309] cfg80211: World regulatory domain updated:
[ 7880.647314] cfg80211:  DFS Master region: unset
[ 7880.647316] cfg80211:   (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp), (dfs_cac_time)
[ 7880.647318] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 7880.647320] cfg80211:   (2457000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm), (N/A)
[ 7880.647322] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz), (N/A, 2000 mBm), (N/A)
[ 7880.647325] cfg80211:   (5170000 KHz - 5250000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (N/A)
[ 7880.647328] cfg80211:   (5250000 KHz - 5330000 KHz @ 80000 KHz, 160000 KHz AUTO), (N/A, 2000 mBm), (0 s)
[ 7880.647330] cfg80211:   (5490000 KHz - 5730000 KHz @ 160000 KHz), (N/A, 2000 mBm), (0 s)
[ 7880.647332] cfg80211:   (5735000 KHz - 5835000 KHz @ 80000 KHz), (N/A, 2000 mBm), (N/A)
[ 7880.647334] cfg80211:   (57240000 KHz - 63720000 KHz @ 2160000 KHz), (N/A, 0 mBm), (N/A)
[ 7880.663002] systemd[1]: lightdm.service: main process exited, code=exited, status=1/FAILURE
[ 7880.663367] systemd[1]: Unit lightdm.service entered failed state.
[ 7880.828470] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 7881.698430] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 7886.616667] systemd[1]: systemd-cryptsetup@sda2_crypt.service: control process exited, code=exited status=1
[ 7886.617963] systemd[1]: Unit systemd-cryptsetup@sda2_crypt.service entered failed state.
[ 7886.630834] systemd[1]: Shutting down.
[ 7886.727460] systemd-journald[233]: Received SIGTERM from PID 1 (systemd-shutdow).
[ 7887.595987] EXT4-fs (dm-3): re-mounted. Opts: (null)
[ 7887.605179] EXT4-fs (dm-3): re-mounted. Opts: (null)
[ 7887.605184] EXT4-fs (dm-3): re-mounted. Opts: (null)
[ 7887.634600] systemd-shutdown[1]: Could not detach DM /dev/dm-0: Device or resource busy
[ 7887.634776] systemd-shutdown[1]: Could not detach DM /dev/dm-0: Device or resource busy
[ 7887.724372] EXT4-fs (dm-3): re-mounted. Opts: (null)