[ 1575.782277][    C2] tc mirred to Houston: device veth2 is down
[ 1575.997362][    C3] tc mirred to Houston: device veth2 is down
[ 1576.084267][    C2] tc mirred to Houston: device veth2 is down
[ 1576.093182][    C3] tc mirred to Houston: device veth2 is down
[ 1576.713264][    C1] tc mirred to Houston: device veth3 is down
[ 1577.149427][    C1] tc mirred to Houston: device veth2 is down
[ 1577.150048][    C1] tc mirred to Houston: device veth2 is down