[ 4742.452395][T24638] gre: GRE over IPv4 demultiplexor driver
[ 4744.654892][T24661] ip_gre: GRE over IPv4 tunneling driver
[ 4810.032128][T25234] ip6_gre: GRE over IPv6 tunneling driver
[ 4855.621549][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4861.957482][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4867.396477][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4873.809442][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!