[ 4419.670489][T26156] gre: GRE over IPv4 demultiplexor driver
[ 4421.733280][T26179] ip_gre: GRE over IPv4 tunneling driver
[ 4483.509369][T26752] ip6_gre: GRE over IPv6 tunneling driver
[ 4511.827168][T27001] ping (27001) used greatest stack depth: 23360 bytes left
[ 4528.434370][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4534.833293][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4540.081286][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4546.161281][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4703.109192][T28722] ping (28722) used greatest stack depth: 23248 bytes left