[ 3295.548339][T21592] gre: GRE over IPv4 demultiplexer driver
[ 3297.140814][T21615] ip_gre: GRE over IPv4 tunneling driver
[ 3344.645106][T22187] ip6_gre: GRE over IPv6 tunneling driver
[ 3377.524651][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3382.387575][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3386.867538][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3391.732540][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!