[ 3538.251150][T18822] gre: GRE over IPv4 demultiplexor driver
[ 3540.376967][T18845] ip_gre: GRE over IPv4 tunneling driver
[ 3607.629821][T19417] ip6_gre: GRE over IPv6 tunneling driver
[ 3652.715989][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3659.179870][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3664.683923][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3671.275871][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!