[    1.518800] ip (244) used greatest stack depth: 12584 bytes left
[    1.668746] ip (271) used greatest stack depth: 12520 bytes left
[    2.002877] gre: GRE over IPv4 demultiplexor driver
[    2.006364] ip6_gre: GRE over IPv6 tunneling driver
[    2.018643] ip (317) used greatest stack depth: 12504 bytes left
[    2.152315] 8021q: 802.1Q VLAN Support v1.8
[    2.313834] ip (361) used greatest stack depth: 12392 bytes left
[    2.415732] GACT probability NOT on
[    2.417801] tc (372) used greatest stack depth: 12008 bytes left