[ 60.693596] ip (498) used greatest stack depth: 12320 bytes left [ 61.426783] 8021q: 802.1Q VLAN Support v1.8 [ 61.486299] gre: GRE over IPv4 demultiplexor driver [ 61.491187] ip6_gre: GRE over IPv6 tunneling driver [ 61.504809] ip (591) used greatest stack depth: 12256 bytes left