[  761.813017][T14583] netdevsim netdevsim451 eni451np1: renamed from eth0
[  761.830940][T14585] netdevsim netdevsim726 eni726np1: renamed from eth1
[  762.373498][T14571] Could not find device with ifindex 2000 in netnsfd 11
[  762.373966][T14571] Could not find netns with fd: 2000
[  762.374439][T14571] Cannot link a netdevsim to itself
[  762.374842][T14571] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).