[  256.231712][ T2312] ip (2312) used greatest stack depth: 23888 bytes left
[  257.800035][ T2375] gre: GRE over IPv4 demultiplexer driver
[  257.809936][ T2375] ip_gre: GRE over IPv4 tunneling driver
[  258.381855][ T2398] 8021q: 802.1Q VLAN Support v1.8
[  922.180377][T14457] ping6 (14457) used greatest stack depth: 23728 bytes left