[ 1182.409401][T12612] netdevsim netdevsim664 eni664np1: renamed from eth1
[ 1182.523868][T12613] netdevsim netdevsim311 eni311np1: renamed from eth0
[ 1184.975627][T12605] Could not find device with ifindex 2000 in netnsfd 11
[ 1184.976738][T12605] Could not find netns with fd: 2000
[ 1184.977663][T12605] Cannot link a netdevsim to itself
[ 1184.978754][T12605] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).