[ 1009.797839][T12143] netdevsim netdevsim333 eni333np1: renamed from eth0
[ 1009.804429][T12082] netdevsim netdevsim532 eni532np1: renamed from eth1
[ 1011.583867][T12565] Could not find device with ifindex 2000 in netnsfd 11
[ 1011.584868][T12565] Could not find netns with fd: 2000
[ 1011.585644][T12565] Cannot link a netdevsim to itself
[ 1011.586622][T12565] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).