[ 1872.565777][    C2] tc mirred to Houston: device veth2 is down
[ 1872.835627][    C2] tc mirred to Houston: device veth2 is down
[ 1873.139762][    C2] tc mirred to Houston: device veth2 is down
[ 1873.459634][    C2] tc mirred to Houston: device veth2 is down
[ 1873.698674][    C1] tc mirred to Houston: device veth3 is down
[ 1873.915709][    C1] tc mirred to Houston: device veth3 is down
[ 1873.939629][    C1] tc mirred to Houston: device veth3 is down
[ 1874.164722][    C2] tc mirred to Houston: device veth3 is down