[ 8.953902][ T227] ip (227) used greatest stack depth: 24032 bytes left [ 10.425432][ T296] gre: GRE over IPv4 demultiplexer driver [ 10.435135][ T296] ip_gre: GRE over IPv4 tunneling driver [ 10.920055][ T319] 8021q: 802.1Q VLAN Support v1.8 [ 11.726843][ T358] GACT probability NOT on [ 673.503877][T17221] tc (17221) used greatest stack depth: 23552 bytes left