[  918.427550][    C1] tc mirred to Houston: device veth2 is down
[  918.437365][    C2] tc mirred to Houston: device veth2 is down
[  918.589352][    C2] tc mirred to Houston: device veth3 is down
[  918.635367][    C2] tc mirred to Houston: device veth2 is down