[  819.800463][T14782] netdevsim netdevsim302 eni302np1: renamed from eth0
[  819.823617][T14781] netdevsim netdevsim599 eni599np1: renamed from eth1
[  820.491889][T14770] Could not find device with ifindex 2000 in netnsfd 11
[  820.492832][T14770] Could not find netns with fd: 2000
[  820.493279][T14770] Cannot link a netdevsim to itself
[  820.493774][T14770] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).