[  522.452395] netdevsim netdevsim528 eni528np1: renamed from eth1
[  522.549824] netdevsim netdevsim373 eni373np1: renamed from eth0
[  522.783626] Could not find device with ifindex 2000 in netnsfd 11
[  522.783790] Could not find netns with fd: 2000
[  522.783887] Cannot link a netdevsim to itself
[  522.783978] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).