[ 8.496792][ T185] ip (185) used greatest stack depth: 24128 bytes left [ 10.276344][ T255] gre: GRE over IPv4 demultiplexer driver [ 10.285170][ T255] ip_gre: GRE over IPv4 tunneling driver [ 10.843229][ T279] 8021q: 802.1Q VLAN Support v1.8 [ 11.815881][ T322] GACT probability NOT on [ 219.370202][ T9543] ping6 (9543) used greatest stack depth: 23912 bytes left