[ 3236.493190][T24837] gre: GRE over IPv4 demultiplexer driver
[ 3238.138847][T24860] ip_gre: GRE over IPv4 tunneling driver
[ 3286.895505][T25431] ip6_gre: GRE over IPv6 tunneling driver
[ 3304.182358][T20442] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3320.565089][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3325.430092][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3329.654104][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3334.646092][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!