[ 4395.337353][T22424] gre: GRE over IPv4 demultiplexor driver
[ 4397.416348][T22447] ip_gre: GRE over IPv4 tunneling driver
[ 4458.722758][T23022] ip6_gre: GRE over IPv6 tunneling driver
[ 4501.057638][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4506.945494][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4511.873488][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4517.826173][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!