[  772.282312][T14764] netdevsim netdevsim374 eni374np1: renamed from eth0
[  772.298764][T14766] netdevsim netdevsim549 eni549np1: renamed from eth1
[  772.880818][T14752] Could not find device with ifindex 2000 in netnsfd 11
[  772.881513][T14752] Could not find netns with fd: 2000
[  772.882013][T14752] Cannot link a netdevsim to itself
[  772.882632][T14752] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).