[ 4305.838205][T29248] gre: GRE over IPv4 demultiplexer driver
[ 4307.498923][T29271] ip_gre: GRE over IPv4 tunneling driver
[ 4356.586983][T29844] ip6_gre: GRE over IPv6 tunneling driver
[ 4390.430829][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4395.358787][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4399.582749][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4404.574776][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4476.441807][T31231] ping (31231) used greatest stack depth: 22960 bytes left