Logs where the hang is not seen:
<snip>
[ 75.448494] kvm: exiting hardware virtualization
[ 76.187482] reboot: Restarting system
[ 76.191663] reboot: machine restart
[ 76.197621] ACPI MEMORY or I/O RESET_REG.
</snip>
The last 3 lines are not seen when the hang is observed.
Logs where the hang is not seen:
<snip>
[ 75.448494] kvm: exiting hardware virtualization
[ 76.187482] reboot: Restarting system
[ 76.191663] reboot: machine restart
[ 76.197621] ACPI MEMORY or I/O RESET_REG.
</snip>
The last 3 lines are not seen when the hang is observed.