[ 2156.490135][T19730] tc (19730) used greatest stack depth: 23744 bytes left
[ 2156.591273][    C1] tc mirred to Houston: device veth2 is down
[ 2157.035204][    C3] tc mirred to Houston: device veth2 is down
[ 2157.075179][    C1] tc mirred to Houston: device veth2 is down
[ 2157.404598][    C1] tc mirred to Houston: device veth2 is down
[ 2157.408340][    C1] tc mirred to Houston: device veth3 is down
[ 2157.802194][    C1] tc mirred to Houston: device veth3 is down