[ 1226.792457][T11150] netdevsim netdevsim490 eni490np1: renamed from eth0
[ 1226.807687][T11151] netdevsim netdevsim591 eni591np1: renamed from eth1
[ 1230.168112][T11142] Could not find device with ifindex 2000 in netnsfd 11
[ 1230.169245][T11142] Could not find netns with fd: 2000
[ 1230.170511][T11142] Cannot link a netdevsim to itself
[ 1230.171595][T11142] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).