[ 1037.010113][T12663] netdevsim netdevsim738 eni738np1: renamed from eth1
[ 1037.117754][T12664] netdevsim netdevsim479 eni479np1: renamed from eth0
[ 1038.944877][T12656] Could not find device with ifindex 2000 in netnsfd 11
[ 1038.945887][T12656] Could not find netns with fd: 2000
[ 1038.946621][T12656] Cannot link a netdevsim to itself
[ 1038.947452][T12656] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).