[ 1326.323153][    C1] tc mirred to Houston: device veth2 is down
[ 1326.475816][    C1] tc mirred to Houston: device veth2 is down
[ 1326.700702][    C1] tc mirred to Houston: device veth2 is down
[ 1326.970692][    C3] tc mirred to Houston: device veth3 is down
[ 1327.189424][    C3] tc mirred to Houston: device veth3 is down