[ 1033.955817][T12469] netdevsim netdevsim340 eni340np1: renamed from eth0
[ 1033.965740][T12485] netdevsim netdevsim641 eni641np1: renamed from eth1
[ 1035.913879][T12564] Could not find device with ifindex 2000 in netnsfd 11
[ 1035.914919][T12564] Could not find netns with fd: 2000
[ 1035.915654][T12564] Cannot link a netdevsim to itself
[ 1035.916455][T12564] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).