[ 3437.733572][T23682] gre: GRE over IPv4 demultiplexer driver
[ 3439.318005][T23705] ip_gre: GRE over IPv4 tunneling driver
[ 3486.682462][T24276] ip6_gre: GRE over IPv6 tunneling driver
[ 3519.321409][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3524.122313][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3528.282315][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3533.081332][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!