[ 9.404884][ T232] ip (232) used greatest stack depth: 24272 bytes left [ 11.083052][ T304] gre: GRE over IPv4 demultiplexer driver [ 11.093579][ T304] ip_gre: GRE over IPv4 tunneling driver [ 11.623242][ T327] 8021q: 802.1Q VLAN Support v1.8 [ 12.522001][ T365] GACT probability NOT on [ 252.316882][ T6889] ping6 (6889) used greatest stack depth: 23552 bytes left