[ 1620.339886][    C2] tc mirred to Houston: device veth2 is down
[ 1621.097440][    C2] tc mirred to Houston: device veth2 is down
[ 1621.157160][    C2] tc mirred to Houston: device veth2 is down
[ 1621.173851][    C1] tc mirred to Houston: device veth3 is down
[ 1621.349145][    C2] tc mirred to Houston: device veth2 is down
[ 1621.597134][    C2] tc mirred to Houston: device veth3 is down