[ 1681.051155][T11993] tc (11993) used greatest stack depth: 23128 bytes left
[ 1681.190596][    C2] tc mirred to Houston: device veth2 is down
[ 1681.197500][    C0] tc mirred to Houston: device veth2 is down
[ 1681.381465][    C0] tc mirred to Houston: device veth2 is down
[ 1681.596552][    C0] tc mirred to Houston: device veth2 is down
[ 1681.964558][    C2] tc mirred to Houston: device veth2 is down
[ 1682.204536][    C2] tc mirred to Houston: device veth3 is down
[ 1682.250144][    C2] tc mirred to Houston: device veth3 is down
[ 1682.413650][    C0] tc mirred to Houston: device veth2 is down
[ 1682.414192][    C0] tc mirred to Houston: device veth2 is down
[ 1682.500464][    C0] tc mirred to Houston: device veth3 is down