[ 9.140355][ T191] ip (191) used greatest stack depth: 24112 bytes left [ 10.799000][ T257] gre: GRE over IPv4 demultiplexer driver [ 10.806928][ T257] ip_gre: GRE over IPv4 tunneling driver [ 11.348066][ T282] 8021q: 802.1Q VLAN Support v1.8 [ 12.284443][ T323] GACT probability NOT on [ 168.297371][ T6839] ping6 (6839) used greatest stack depth: 23424 bytes left