[ 3292.713147][T23678] gre: GRE over IPv4 demultiplexer driver
[ 3294.355189][T23701] ip_gre: GRE over IPv4 tunneling driver
[ 3344.381715][T24274] ip6_gre: GRE over IPv6 tunneling driver
[ 3379.648657][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3384.704529][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3389.248523][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3394.304552][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!