[ 1837.313580][    C0] tc mirred to Houston: device veth2 is down
[ 1837.463401][    C3] tc mirred to Houston: device veth2 is down
[ 1837.631239][    C1] tc mirred to Houston: device veth2 is down
[ 1838.080325][    C3] tc mirred to Houston: device veth2 is down
[ 1838.181248][    C2] tc mirred to Houston: device veth3 is down
[ 1838.238267][    C1] tc mirred to Houston: device veth3 is down
[ 1838.551221][    C2] tc mirred to Houston: device veth3 is down