[ 2551.234551][T17624] gre: GRE over IPv4 demultiplexor driver
[ 2553.320407][T17647] ip_gre: GRE over IPv4 tunneling driver
[ 2613.041364][T18225] ip6_gre: GRE over IPv6 tunneling driver
[ 2654.830257][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2661.102177][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2666.031200][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2671.854205][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!