[ 1276.473867][T13027] netdevsim netdevsim453 eni453np1: renamed from eth0
[ 1276.517645][T13025] netdevsim netdevsim638 eni638np1: renamed from eth1
[ 1279.074748][T13014] Could not find device with ifindex 2000 in netnsfd 11
[ 1279.077298][T13014] Could not find netns with fd: 2000
[ 1279.078764][T13014] Cannot link a netdevsim to itself
[ 1279.080872][T13014] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).