[ 1335.748804][    C1] tc mirred to Houston: device veth2 is down
[ 1336.218766][    C1] tc mirred to Houston: device veth2 is down
[ 1336.395763][    C1] tc mirred to Houston: device veth3 is down
[ 1336.402747][    C3] tc mirred to Houston: device veth2 is down
[ 1336.529845][    C3] tc mirred to Houston: device veth2 is down