[  803.779019][T15630] netdevsim netdevsim450 eni450np1: renamed from eth0
[  803.795458][T15629] netdevsim netdevsim587 eni587np1: renamed from eth1
[  804.417876][T15617] Could not find device with ifindex 2000 in netnsfd 11
[  804.418706][T15617] Could not find netns with fd: 2000
[  804.419315][T15617] Cannot link a netdevsim to itself
[  804.419887][T15617] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).