[ 3167.919560][T28976] gre: GRE over IPv4 demultiplexor driver
[ 3169.066635][T28999] ip_gre: GRE over IPv4 tunneling driver
[ 3204.303742][T29571] ip6_gre: GRE over IPv6 tunneling driver
[ 3208.612408][T25101] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3216.292374][T26099] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3221.131763][T29866] ping (29866) used greatest stack depth: 22672 bytes left
[ 3228.196260][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3231.972256][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3235.236244][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3238.948256][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!