[  806.444539][T14780] netdevsim netdevsim312 eni312np1: renamed from eth0
[  806.467475][T14783] netdevsim netdevsim694 eni694np1: renamed from eth1
[  807.097759][T14768] Could not find device with ifindex 2000 in netnsfd 11
[  807.098585][T14768] Could not find netns with fd: 2000
[  807.099073][T14768] Cannot link a netdevsim to itself
[  807.099508][T14768] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).