[  821.310783][T15869] netdevsim netdevsim267 eni267np1: renamed from eth0
[  821.322317][T15866] netdevsim netdevsim624 eni624np1: renamed from eth1
[  821.994336][T15855] Could not find device with ifindex 2000 in netnsfd 11
[  821.995077][T15855] Could not find netns with fd: 2000
[  821.995637][T15855] Cannot link a netdevsim to itself
[  821.996276][T15855] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).