[ 1425.649316][T24649] gre: GRE over IPv4 demultiplexer driver
[ 1426.149379][T24672] ip_gre: GRE over IPv4 tunneling driver
[ 1431.665140][T24932] ping (24932) used greatest stack depth: 23872 bytes left
[ 1441.941310][T25251] ip6_gre: GRE over IPv6 tunneling driver
[ 1447.451885][T25500] ping (25500) used greatest stack depth: 23072 bytes left
[ 1452.292393][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1454.276348][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1456.132362][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1458.116356][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!