[ 2575.131278][T17623] gre: GRE over IPv4 demultiplexor driver
[ 2577.232289][T17646] ip_gre: GRE over IPv4 tunneling driver
[ 2636.220970][T18219] ip6_gre: GRE over IPv6 tunneling driver
[ 2677.549014][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2683.372934][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2688.237924][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2693.997942][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!