[  845.689117][T15783] netdevsim netdevsim416 eni416np1: renamed from eth0
[  845.730222][T15782] netdevsim netdevsim538 eni538np1: renamed from eth1
[  846.424878][T15771] Could not find device with ifindex 2000 in netnsfd 11
[  846.425597][T15771] Could not find netns with fd: 2000
[  846.426094][T15771] Cannot link a netdevsim to itself
[  846.426627][T15771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).