[ 1283.401580][T12852] netdevsim netdevsim318 eni318np1: renamed from eth0
[ 1283.452457][T12849] netdevsim netdevsim623 eni623np1: renamed from eth1
[ 1286.265323][T12840] Could not find device with ifindex 2000 in netnsfd 11
[ 1286.267740][T12840] Could not find netns with fd: 2000
[ 1286.268680][T12840] Cannot link a netdevsim to itself
[ 1286.269858][T12840] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).