[   21.732207] ip (248) used greatest stack depth: 12600 bytes left
[   21.775298] ip (263) used greatest stack depth: 12488 bytes left
[   21.886329] ip (281) used greatest stack depth: 12216 bytes left
[   22.241546] gre: GRE over IPv4 demultiplexor driver
[   22.245495] ip6_gre: GRE over IPv6 tunneling driver
[   22.425589] 8021q: 802.1Q VLAN Support v1.8
[   22.748963] GACT probability NOT on
[   22.751706] tc (383) used greatest stack depth: 12008 bytes left