[ 10.994102][ T251] ip (251) used greatest stack depth: 24456 bytes left [ 14.994967][ T314] 8021q: 802.1Q VLAN Support v1.8 [ 15.361447][ T319] gre: GRE over IPv4 demultiplexor driver [ 15.383636][ T319] ip_gre: GRE over IPv4 tunneling driver [ 17.418372][ T348] ip (348) used greatest stack depth: 23936 bytes left