[ 3219.843821][T23671] gre: GRE over IPv4 demultiplexer driver
[ 3221.506739][T23694] ip_gre: GRE over IPv4 tunneling driver
[ 3271.000575][T24265] ip6_gre: GRE over IPv6 tunneling driver
[ 3305.276843][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3310.268791][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3314.492768][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3319.484768][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!