[  796.847673][T14764] netdevsim netdevsim486 eni486np1: renamed from eth0
[  796.870455][T14766] netdevsim netdevsim547 eni547np1: renamed from eth1
[  797.430036][T14752] Could not find device with ifindex 2000 in netnsfd 11
[  797.430680][T14752] Could not find netns with fd: 2000
[  797.431172][T14752] Cannot link a netdevsim to itself
[  797.431718][T14752] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).