[ 3278.036147][T23674] gre: GRE over IPv4 demultiplexer driver
[ 3279.697336][T23697] ip_gre: GRE over IPv4 tunneling driver
[ 3330.181746][T24269] ip6_gre: GRE over IPv6 tunneling driver
[ 3364.812811][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3369.804719][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3374.028766][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3379.020716][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!