[ 1249.651909][T12786] netdevsim netdevsim460 eni460np1: renamed from eth0
[ 1249.736889][T12785] netdevsim netdevsim737 eni737np1: renamed from eth1
[ 1252.505172][T12775] Could not find device with ifindex 2000 in netnsfd 11
[ 1252.506460][T12775] Could not find netns with fd: 2000
[ 1252.507335][T12775] Cannot link a netdevsim to itself
[ 1252.508405][T12775] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).