[ 1234.323062][T11136] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1234.349179][T11137] netdevsim netdevsim395 eni395np1: renamed from eth0
[ 1237.743216][T11129] Could not find device with ifindex 2000 in netnsfd 11
[ 1237.743971][T11129] Could not find netns with fd: 2000
[ 1237.744556][T11129] Cannot link a netdevsim to itself
[ 1237.745543][T11129] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).