[  801.677910][T14600] netdevsim netdevsim433 eni433np1: renamed from eth0
[  801.705752][T14602] netdevsim netdevsim639 eni639np1: renamed from eth1
[  802.303102][T14588] Could not find device with ifindex 2000 in netnsfd 11
[  802.303781][T14588] Could not find netns with fd: 2000
[  802.306069][T14588] Cannot link a netdevsim to itself
[  802.306509][T14588] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).