[ 4278.183890][T20468] gre: GRE over IPv4 demultiplexor driver
[ 4280.301827][T20492] ip_gre: GRE over IPv4 tunneling driver
[ 4342.212344][T21064] ip6_gre: GRE over IPv6 tunneling driver
[ 4387.799427][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4393.879323][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4399.127319][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4405.208323][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!