[ 1682.532861][    C1] tc mirred to Houston: device veth2 is down
[ 1683.251859][    C1] tc mirred to Houston: device veth2 is down
[ 1683.316917][    C1] tc mirred to Houston: device veth2 is down
[ 1683.508730][    C1] tc mirred to Houston: device veth2 is down
[ 1683.610872][    C1] tc mirred to Houston: device veth3 is down
[ 1683.732764][    C3] tc mirred to Houston: device veth3 is down
[ 1683.860135][    C2] tc mirred to Houston: device veth3 is down
[ 1684.012913][    C3] tc mirred to Houston: device veth3 is down