[  811.971884][T15792] netdevsim netdevsim298 eni298np1: renamed from eth0
[  811.984420][T15790] netdevsim netdevsim540 eni540np1: renamed from eth1
[  812.596678][T15779] Could not find device with ifindex 2000 in netnsfd 11
[  812.597321][T15779] Could not find netns with fd: 2000
[  812.598103][T15779] Cannot link a netdevsim to itself
[  812.598645][T15779] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).