[ 3175.531982][T28949] gre: GRE over IPv4 demultiplexor driver
[ 3176.747682][T28972] ip_gre: GRE over IPv4 tunneling driver
[ 3213.059960][T29549] ip6_gre: GRE over IPv6 tunneling driver
[ 3219.703375][T26209] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3222.584574][T26208] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3236.598522][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3240.311506][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3243.446512][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3247.095537][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!