[  509.300541] netdevsim netdevsim352 eni352np1: renamed from eth0
[  509.397934] netdevsim netdevsim614 eni614np1: renamed from eth1
[  509.612374] Could not find device with ifindex 2000 in netnsfd 11
[  509.612531] Could not find netns with fd: 2000
[  509.612624] Cannot link a netdevsim to itself
[  509.612722] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).