[ 4453.774543][T25911] gre: GRE over IPv4 demultiplexor driver
[ 4455.811755][T25934] ip_gre: GRE over IPv4 tunneling driver
[ 4516.507801][T26506] ip6_gre: GRE over IPv6 tunneling driver
[ 4557.555554][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4563.314518][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4568.179468][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4573.875465][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4781.101736][T29021] ping (29021) used greatest stack depth: 22672 bytes left