[ 1682.852875][    C1] tc mirred to Houston: device veth2 is down
[ 1683.480756][    C1] tc mirred to Houston: device veth2 is down
[ 1683.737972][    C1] tc mirred to Houston: device veth2 is down
[ 1683.738033][    C3] tc mirred to Houston: device veth2 is down
[ 1683.996780][    C3] tc mirred to Houston: device veth3 is down
[ 1684.048755][    C3] tc mirred to Houston: device veth3 is down
[ 1684.272775][    C3] tc mirred to Houston: device veth3 is down
[ 1684.280833][    C3] tc mirred to Houston: device veth3 is down