[ 3181.780221][T22574] gre: GRE over IPv4 demultiplexor driver
[ 3183.844131][T22598] ip_gre: GRE over IPv4 tunneling driver
[ 3246.577165][T23172] ip6_gre: GRE over IPv6 tunneling driver
[ 3289.604527][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3295.492418][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3300.548407][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3306.372442][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!