[ 3180.046319][T27981] gre: GRE over IPv4 demultiplexor driver
[ 3181.227757][T28005] ip_gre: GRE over IPv4 tunneling driver
[ 3217.321474][T28578] ip6_gre: GRE over IPv6 tunneling driver
[ 3221.700635][T13781] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3238.148208][T15293] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3242.052481][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3245.827468][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3249.219476][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3253.187480][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!