[ 1704.414319][T10418] gre: GRE over IPv4 demultiplexer driver
[ 1704.876645][T10441] ip_gre: GRE over IPv4 tunneling driver
[ 1721.234048][T11012] ip6_gre: GRE over IPv6 tunneling driver
[ 1732.113572][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1734.162535][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1736.081545][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1738.129545][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1743.531325][T11829] ping (11829) used greatest stack depth: 22960 bytes left