[  750.661971][T14569] netdevsim netdevsim351 eni351np1: renamed from eth0
[  750.675932][T14571] netdevsim netdevsim766 eni766np1: renamed from eth1
[  751.212500][T14557] Could not find device with ifindex 2000 in netnsfd 11
[  751.212984][T14557] Could not find netns with fd: 2000
[  751.213323][T14557] Cannot link a netdevsim to itself
[  751.213952][T14557] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).