I was able to gather the output by disabling plymoth screen:
[ 61.359631] NMI watchdog: Watchdog detected hard LOCKUP on cpu 4 [ 64.063967] watchdog: BUG: soft lockup - CPU6 stuck for 22s! [snap-exec:6105] [ 64.063968] watchdog: BUG: soft lockup - CPU7 stuck for 22s! [systemd:6412] [ 80.059966] watchdog: BUG: soft lockup - CPU0 stuck for 22s! [kworker/0::0:3] [ 84.823028] NMI watchdog: Watchdog detected hard LOCKUP on cpu 5
I was able to gather the output by disabling plymoth screen:
[ 61.359631] NMI watchdog: Watchdog detected hard LOCKUP on cpu 4
[ 64.063967] watchdog: BUG: soft lockup - CPU6 stuck for 22s! [snap-exec:6105]
[ 64.063968] watchdog: BUG: soft lockup - CPU7 stuck for 22s! [systemd:6412]
[ 80.059966] watchdog: BUG: soft lockup - CPU0 stuck for 22s! [kworker/0::0:3]
[ 84.823028] NMI watchdog: Watchdog detected hard LOCKUP on cpu 5