[ 14.712019][ T249] ip (249) used greatest stack depth: 24000 bytes left [ 21.371694][ T326] gre: GRE over IPv4 demultiplexer driver [ 21.390498][ T326] ip_gre: GRE over IPv4 tunneling driver [ 23.731897][ T350] 8021q: 802.1Q VLAN Support v1.8 [ 27.785927][ T389] GACT probability NOT on [ 223.121639][ T1586] ping6 (1586) used greatest stack depth: 23968 bytes left