[ 9.059047][ T187] ip (187) used greatest stack depth: 23984 bytes left [ 10.857164][ T268] gre: GRE over IPv4 demultiplexer driver [ 10.872028][ T268] ip_gre: GRE over IPv4 tunneling driver [ 11.401657][ T291] 8021q: 802.1Q VLAN Support v1.8 [ 12.385527][ T330] GACT probability NOT on [ 287.767136][T11634] ping6 (11634) used greatest stack depth: 23632 bytes left