[ 1025.519912][T12676] netdevsim netdevsim544 eni544np1: renamed from eth1
[ 1025.599387][T12725] netdevsim netdevsim274 eni274np1: renamed from eth0
[ 1027.560080][T12720] Could not find device with ifindex 2000 in netnsfd 11
[ 1027.561123][T12720] Could not find netns with fd: 2000
[ 1027.561840][T12720] Cannot link a netdevsim to itself
[ 1027.562780][T12720] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).