[ 1669.104618][ T8187] tc (8187) used greatest stack depth: 23288 bytes left
[ 1669.248412][    C0] tc mirred to Houston: device veth2 is down
[ 1669.251594][    C2] tc mirred to Houston: device veth2 is down
[ 1669.388568][    C2] tc mirred to Houston: device veth2 is down
[ 1669.908493][    C2] tc mirred to Houston: device veth2 is down
[ 1670.036478][    C2] tc mirred to Houston: device veth2 is down
[ 1670.275646][    C2] tc mirred to Houston: device veth3 is down
[ 1670.325483][    C2] tc mirred to Houston: device veth3 is down