[   15.251268] eth0: no IPv6 routers present
[   17.648445] CPU0 attaching NULL sched-domain.
[   17.648450] CPU1 attaching NULL sched-domain.
[   17.700079] CPU0 attaching sched-domain:
[   17.700083]  domain 0: span 0-1 level MC
[   17.700085]   groups: 0 1
[   17.700090] CPU1 attaching sched-domain:
[   17.700091]  domain 0: span 0-1 level MC
[   17.700092]   groups: 1 0