[ 1320.206656][T31848] gre: GRE over IPv4 demultiplexer driver
[ 1320.732939][T31871] ip_gre: GRE over IPv4 tunneling driver
[ 1326.707245][T32130] ping (32130) used greatest stack depth: 23968 bytes left
[ 1337.588477][T32449] ip6_gre: GRE over IPv6 tunneling driver
[ 1342.355857][T32648] ping (32648) used greatest stack depth: 23560 bytes left
[ 1348.594438][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1350.705405][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1352.625418][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1354.737420][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!