[  808.978930][T14771] netdevsim netdevsim475 eni475np1: renamed from eth0
[  808.987165][T14772] netdevsim netdevsim547 eni547np1: renamed from eth1
[  809.677729][T14758] Could not find device with ifindex 2000 in netnsfd 11
[  809.678523][T14758] Could not find netns with fd: 2000
[  809.679140][T14758] Cannot link a netdevsim to itself
[  809.679852][T14758] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).