[   12.202026] ip (247) used greatest stack depth: 12648 bytes left
[   12.244190] ip (258) used greatest stack depth: 12472 bytes left
[   12.373943] ip (280) used greatest stack depth: 12328 bytes left
[   12.739511] gre: GRE over IPv4 demultiplexor driver
[   12.743610] ip6_gre: GRE over IPv6 tunneling driver
[   12.914674] 8021q: 802.1Q VLAN Support v1.8
[   13.270307] GACT probability NOT on
[   13.273580] tc (383) used greatest stack depth: 12008 bytes left