[ 13.742709][ T249] ip (249) used greatest stack depth: 24456 bytes left [ 20.383381][ T328] gre: GRE over IPv4 demultiplexer driver [ 20.400352][ T328] ip_gre: GRE over IPv4 tunneling driver [ 22.644186][ T351] 8021q: 802.1Q VLAN Support v1.8 [ 26.554633][ T390] GACT probability NOT on [ 654.980398][ T6195] ping6 (6195) used greatest stack depth: 24376 bytes left