[ 14.824000][ T260] ip (260) used greatest stack depth: 24480 bytes left [ 21.569077][ T329] gre: GRE over IPv4 demultiplexer driver [ 21.626992][ T329] ip6_gre: GRE over IPv6 tunneling driver [ 24.033583][ T351] 8021q: 802.1Q VLAN Support v1.8 [ 28.153546][ T389] GACT probability NOT on [ 1715.741683][T17140] ping6 (17140) used greatest stack depth: 24168 bytes left