[  854.775511][T14808] netdevsim netdevsim264 eni264np1: renamed from eth0
[  854.800133][T14811] netdevsim netdevsim545 eni545np1: renamed from eth1
[  855.588319][T14796] Could not find device with ifindex 2000 in netnsfd 11
[  855.589155][T14796] Could not find netns with fd: 2000
[  855.589555][T14796] Cannot link a netdevsim to itself
[  855.590044][T14796] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).