[ 1319.385417][T12617] netdevsim netdevsim305 eni305np1: renamed from eth0
[ 1319.486518][T12620] netdevsim netdevsim568 eni568np1: renamed from eth1
[ 1322.600514][T12609] Could not find device with ifindex 2000 in netnsfd 11
[ 1322.602549][T12609] Could not find netns with fd: 2000
[ 1322.604023][T12609] Cannot link a netdevsim to itself
[ 1322.605990][T12609] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).