[ 1223.379146][T12782] netdevsim netdevsim315 eni315np1: renamed from eth0
[ 1223.468046][T12780] netdevsim netdevsim746 eni746np1: renamed from eth1
[ 1226.158639][T12774] Could not find device with ifindex 2000 in netnsfd 11
[ 1226.159855][T12774] Could not find netns with fd: 2000
[ 1226.160778][T12774] Cannot link a netdevsim to itself
[ 1226.161852][T12774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).