[ 1021.258082][T12132] netdevsim netdevsim764 eni764np1: renamed from eth1
[ 1021.367302][T12131] netdevsim netdevsim387 eni387np1: renamed from eth0
[ 1023.219315][T12455] Could not find device with ifindex 2000 in netnsfd 11
[ 1023.220295][T12455] Could not find netns with fd: 2000
[ 1023.220950][T12455] Cannot link a netdevsim to itself
[ 1023.221717][T12455] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).