[  811.626913][T15772] netdevsim netdevsim356 eni356np1: renamed from eth0
[  811.638305][T15773] netdevsim netdevsim691 eni691np1: renamed from eth1
[  812.278173][T15760] Could not find device with ifindex 2000 in netnsfd 11
[  812.279258][T15760] Could not find netns with fd: 2000
[  812.279910][T15760] Cannot link a netdevsim to itself
[  812.280558][T15760] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).