[ 3162.892466][T24824] gre: GRE over IPv4 demultiplexer driver
[ 3164.561135][T24847] ip_gre: GRE over IPv4 tunneling driver
[ 3212.612917][T25418] ip6_gre: GRE over IPv6 tunneling driver
[ 3237.139801][T24736] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3246.035639][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3250.834626][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3254.995622][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3259.858635][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!