[ 1533.519701][    C1] tc mirred to Houston: device veth2 is down
[ 1534.061774][    C1] tc mirred to Houston: device veth2 is down
[ 1534.382669][    C3] tc mirred to Houston: device veth2 is down
[ 1534.441668][    C1] tc mirred to Houston: device veth3 is down
[ 1534.671018][    C1] tc mirred to Houston: device veth3 is down