[ 1010.623876][T12667] netdevsim netdevsim742 eni742np1: renamed from eth1
[ 1010.759317][T12717] netdevsim netdevsim330 eni330np1: renamed from eth0
[ 1012.629266][T12712] Could not find device with ifindex 2000 in netnsfd 11
[ 1012.630270][T12712] Could not find netns with fd: 2000
[ 1012.631222][T12712] Cannot link a netdevsim to itself
[ 1012.632096][T12712] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).