[ 1220.197201][ T3692] ip (3692) used greatest stack depth: 23128 bytes left
[ 1221.270442][ T3713] u32 classifier
[ 1221.270638][ T3713]     input device check on
[ 1221.270812][ T3713]     Actions configured
[ 1222.033541][    C3] htb: netem qdisc 10: is non-work-conserving?