[ 1347.896243][    C1] tc mirred to Houston: device veth2 is down
[ 1348.129636][    C1] tc mirred to Houston: device veth2 is down
[ 1348.493364][    C3] tc mirred to Houston: device veth3 is down
[ 1348.496144][    C3] tc mirred to Houston: device veth2 is down
[ 1348.729449][    C3] tc mirred to Houston: device veth3 is down
[ 1348.752249][    C1] tc mirred to Houston: device veth2 is down