[  523.747830] netdevsim netdevsim425 eni425np1: renamed from eth0
[  523.844367] netdevsim netdevsim593 eni593np1: renamed from eth1
[  524.087439] Could not find device with ifindex 2000 in netnsfd 11
[  524.087634] Could not find netns with fd: 2000
[  524.087733] Cannot link a netdevsim to itself
[  524.087847] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).