[ 1313.037837][    C1] tc mirred to Houston: device veth2 is down
[ 1313.218824][    C1] tc mirred to Houston: device veth2 is down
[ 1313.355718][    C1] tc mirred to Houston: device veth2 is down
[ 1313.467693][    C1] tc mirred to Houston: device veth2 is down
[ 1313.634689][    C3] tc mirred to Houston: device veth3 is down
[ 1313.676770][    C3] tc mirred to Houston: device veth3 is down