[  522.910763] netdevsim netdevsim356 eni356np1: renamed from eth0
[  523.007963] netdevsim netdevsim528 eni528np1: renamed from eth1
[  523.260301] Could not find device with ifindex 2000 in netnsfd 11
[  523.260487] Could not find netns with fd: 2000
[  523.260581] Cannot link a netdevsim to itself
[  523.260697] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).