[  797.312212][T14588] netdevsim netdevsim471 eni471np1: renamed from eth0
[  797.330333][T14590] netdevsim netdevsim524 eni524np1: renamed from eth1
[  797.966539][T14576] Could not find device with ifindex 2000 in netnsfd 11
[  797.967709][T14576] Could not find netns with fd: 2000
[  797.968109][T14576] Cannot link a netdevsim to itself
[  797.968547][T14576] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).