[  762.636422][T14562] netdevsim netdevsim493 eni493np1: renamed from eth0
[  762.647859][T14564] netdevsim netdevsim545 eni545np1: renamed from eth1
[  763.201542][T14550] Could not find device with ifindex 2000 in netnsfd 11
[  763.202065][T14550] Could not find netns with fd: 2000
[  763.202414][T14550] Cannot link a netdevsim to itself
[  763.202806][T14550] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).