[  973.051252][    C1] tc mirred to Houston: device veth2 is down
[  973.060104][    C3] tc mirred to Houston: device veth2 is down
[  973.221381][    C2] tc mirred to Houston: device veth3 is down
[  973.261170][    C2] tc mirred to Houston: device veth2 is down