[  523.642977] netdevsim netdevsim735 eni735np1: renamed from eth1
[  523.740523] netdevsim netdevsim292 eni292np1: renamed from eth0
[  523.993244] Could not find device with ifindex 2000 in netnsfd 11
[  523.993426] Could not find netns with fd: 2000
[  523.993501] Cannot link a netdevsim to itself
[  523.993587] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).