[ 18.507028][ T302] ip (302) used greatest stack depth: 24064 bytes left [ 21.304868][ T327] gre: GRE over IPv4 demultiplexer driver [ 21.323823][ T327] ip_gre: GRE over IPv4 tunneling driver [ 23.880892][ T350] 8021q: 802.1Q VLAN Support v1.8 [ 28.130080][ T389] GACT probability NOT on [ 166.272307][ T996] ping6 (996) used greatest stack depth: 23936 bytes left [ 451.831234][ T4050] ping6 (4050) used greatest stack depth: 23904 bytes left