[ 4319.433465][T20416] gre: GRE over IPv4 demultiplexor driver
[ 4321.510031][T20440] ip_gre: GRE over IPv4 tunneling driver
[ 4382.641950][T21013] ip6_gre: GRE over IPv6 tunneling driver
[ 4427.676900][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4434.331824][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4439.772813][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4445.979797][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!