[ 4291.617405][T29013] gre: GRE over IPv4 demultiplexer driver
[ 4293.265797][T29036] ip_gre: GRE over IPv4 tunneling driver
[ 4342.051784][T29621] ip6_gre: GRE over IPv6 tunneling driver
[ 4375.312598][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4380.304533][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4384.528549][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4389.456547][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!