[ 1340.720620][T24938] gre: GRE over IPv4 demultiplexer driver
[ 1341.288496][T24965] ip_gre: GRE over IPv4 tunneling driver
[ 1357.011127][T25536] ip6_gre: GRE over IPv6 tunneling driver
[ 1361.551165][T22107] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1364.569755][T25886] ping (25886) used greatest stack depth: 23072 bytes left
[ 1367.462850][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1369.446855][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1371.301855][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1373.285864][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!