[ 20.997928][ T218] ip (218) used greatest stack depth: 24096 bytes left [ 23.094568][ T300] gre: GRE over IPv4 demultiplexer driver [ 23.103713][ T300] ip_gre: GRE over IPv4 tunneling driver [ 23.749905][ T324] 8021q: 802.1Q VLAN Support v1.8 [ 24.860881][ T365] GACT probability NOT on [ 332.162716][ T7245] ping6 (7245) used greatest stack depth: 24040 bytes left