[   42.236050][  T462] 8021q: 802.1Q VLAN Support v1.8
[   42.386922][  T468] gre: GRE over IPv4 demultiplexer driver
[   42.420308][  T468] ip6_gre: GRE over IPv6 tunneling driver
[   42.505787][  T473] ip (473) used greatest stack depth: 24096 bytes left
[   56.616423][  T352] perl (352) used greatest stack depth: 24000 bytes left