[ 3212.117473][T24837] gre: GRE over IPv4 demultiplexer driver
[ 3213.726505][T24860] ip_gre: GRE over IPv4 tunneling driver
[ 3262.137286][T25438] ip6_gre: GRE over IPv6 tunneling driver
[ 3286.676105][ T7848] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3295.499298][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3300.362295][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3304.522288][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3309.386275][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3386.895289][T26922] ping (26922) used greatest stack depth: 22800 bytes left