[ 1715.627325][T31301] gre: GRE over IPv4 demultiplexer driver
[ 1716.176636][T31331] ip_gre: GRE over IPv4 tunneling driver
[ 1732.821268][T31904] ip6_gre: GRE over IPv6 tunneling driver
[ 1738.888329][ T2404] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1743.751187][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1745.863192][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1747.783191][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1749.894181][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!