[ 1552.094998][    C1] tc mirred to Houston: device veth2 is down
[ 1552.167947][    C1] tc mirred to Houston: device veth2 is down
[ 1552.256945][    C1] tc mirred to Houston: device veth2 is down
[ 1552.978394][    C3] tc mirred to Houston: device veth3 is down
[ 1553.072061][    C3] tc mirred to Houston: device veth2 is down