[  763.657624][T14742] netdevsim netdevsim276 eni276np1: renamed from eth0
[  763.669037][T14744] netdevsim netdevsim699 eni699np1: renamed from eth1
[  764.268748][T14730] Could not find device with ifindex 2000 in netnsfd 11
[  764.269324][T14730] Could not find netns with fd: 2000
[  764.269835][T14730] Cannot link a netdevsim to itself
[  764.270255][T14730] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).