[ 9.022300][ T187] ip (187) used greatest stack depth: 24288 bytes left [ 10.818851][ T256] gre: GRE over IPv4 demultiplexer driver [ 10.829709][ T256] ip_gre: GRE over IPv4 tunneling driver [ 11.383268][ T281] 8021q: 802.1Q VLAN Support v1.8 [ 12.353949][ T322] GACT probability NOT on [ 272.572842][T12274] ping6 (12274) used greatest stack depth: 23584 bytes left