[ 9.955637][ T195] ip (195) used greatest stack depth: 24144 bytes left [ 11.444233][ T255] gre: GRE over IPv4 demultiplexer driver [ 11.465287][ T255] ip_gre: GRE over IPv4 tunneling driver [ 12.035776][ T279] 8021q: 802.1Q VLAN Support v1.8 [ 13.142148][ T320] GACT probability NOT on [ 179.355068][ T6375] ping6 (6375) used greatest stack depth: 23600 bytes left