[ 3378.568356][T30266] gre: GRE over IPv4 demultiplexor driver
[ 3379.760660][T30289] ip_gre: GRE over IPv4 tunneling driver
[ 3416.351007][T30861] ip6_gre: GRE over IPv6 tunneling driver
[ 3417.501448][T30873] ping (30873) used greatest stack depth: 23720 bytes left
[ 3428.867650][T14883] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3431.550346][T31112] ping (31112) used greatest stack depth: 23296 bytes left
[ 3441.347304][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3445.251302][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3448.579289][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3452.355279][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3510.560225][T32337] ping (32337) used greatest stack depth: 22416 bytes left