[ 3166.874056][T23676] gre: GRE over IPv4 demultiplexer driver
[ 3168.476632][T23699] ip_gre: GRE over IPv4 tunneling driver
[ 3217.500971][T24277] ip6_gre: GRE over IPv6 tunneling driver
[ 3251.278181][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3256.206111][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3260.494096][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3264.462247][T24810] ping (24810) used greatest stack depth: 23616 bytes left
[ 3265.423130][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!