[ 1319.135655][T21902] gre: GRE over IPv4 demultiplexer driver
[ 1319.638309][T21925] ip_gre: GRE over IPv4 tunneling driver
[ 1335.717294][T22501] ip6_gre: GRE over IPv6 tunneling driver
[ 1346.276188][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1348.261138][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1350.117137][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1352.100136][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!