[ 11.519445][ T259] ip (259) used greatest stack depth: 23984 bytes left [ 15.095617][ T314] 8021q: 802.1Q VLAN Support v1.8 [ 15.450738][ T319] gre: GRE over IPv4 demultiplexor driver [ 15.463909][ T319] ip_gre: GRE over IPv4 tunneling driver [ 15.656946][ T324] ip (324) used greatest stack depth: 23528 bytes left