[ 1233.639971][T12620] netdevsim netdevsim587 eni587np1: renamed from eth1
[ 1233.714952][T12622] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1236.503108][T12609] Could not find device with ifindex 2000 in netnsfd 11
[ 1236.504532][T12609] Could not find netns with fd: 2000
[ 1236.505391][T12609] Cannot link a netdevsim to itself
[ 1236.506490][T12609] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).