[ 3189.052395][T22574] gre: GRE over IPv4 demultiplexor driver
[ 3191.157264][T22598] ip_gre: GRE over IPv4 tunneling driver
[ 3252.940977][T23187] ip6_gre: GRE over IPv6 tunneling driver
[ 3296.248941][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3302.392687][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3307.448771][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3313.720693][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!