[ 24.326553][ T236] ip (236) used greatest stack depth: 23744 bytes left [ 31.101281][ T318] 8021q: 802.1Q VLAN Support v1.8 [ 31.704647][ T324] gre: GRE over IPv4 demultiplexor driver [ 31.717709][ T324] ip_gre: GRE over IPv4 tunneling driver [ 47.058768][ T410] ip (410) used greatest stack depth: 23632 bytes left