[ 1332.063900][ T6707] tc (6707) used greatest stack depth: 23040 bytes left
[ 1332.173309][    C2] tc mirred to Houston: device veth2 is down
[ 1332.245098][    C2] tc mirred to Houston: device veth2 is down
[ 1332.325162][    C3] tc mirred to Houston: device veth2 is down
[ 1332.421022][    C3] tc mirred to Houston: device veth2 is down
[ 1332.940286][    C3] tc mirred to Houston: device veth3 is down