[ 15.526852][ T273] ip (273) used greatest stack depth: 24256 bytes left [ 21.109044][ T327] gre: GRE over IPv4 demultiplexer driver [ 21.125746][ T327] ip_gre: GRE over IPv4 tunneling driver [ 23.370552][ T351] 8021q: 802.1Q VLAN Support v1.8 [ 27.262470][ T389] GACT probability NOT on [ 977.054495][ T9113] ping6 (9113) used greatest stack depth: 23944 bytes left