[  809.577548][T15772] netdevsim netdevsim435 eni435np1: renamed from eth0
[  809.588395][T15773] netdevsim netdevsim750 eni750np1: renamed from eth1
[  810.408698][T15759] Could not find device with ifindex 2000 in netnsfd 11
[  810.409370][T15759] Could not find netns with fd: 2000
[  810.410281][T15759] Cannot link a netdevsim to itself
[  810.410954][T15759] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).