[  519.868677] netdevsim netdevsim287 eni287np1: renamed from eth0
[  519.966127] netdevsim netdevsim522 eni522np1: renamed from eth1
[  520.197627] Could not find device with ifindex 2000 in netnsfd 11
[  520.197843] Could not find netns with fd: 2000
[  520.197960] Cannot link a netdevsim to itself
[  520.198060] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).