[   63.252326] ip (696) used greatest stack depth: 12360 bytes left
[   63.298524] ip (702) used greatest stack depth: 12344 bytes left
[   63.719480] gre: GRE over IPv4 demultiplexor driver
[   63.724055] ip6_gre: GRE over IPv6 tunneling driver
[   63.974749] 8021q: 802.1Q VLAN Support v1.8