[  424.034896][    C1] tc mirred to Houston: device veth2 is down
[  424.480771][    C3] tc mirred to Houston: device veth2 is down
[  424.624747][    C3] tc mirred to Houston: device veth2 is down
[  424.688836][    C2] tc mirred to Houston: device veth2 is down
[  424.966808][    C2] tc mirred to Houston: device veth3 is down
[  425.177043][    C1] tc mirred to Houston: device veth3 is down
[  425.336813][    C2] tc mirred to Houston: device veth3 is down