[  806.305265][T14542] netdevsim netdevsim407 eni407np1: renamed from eth0
[  806.327276][T14544] netdevsim netdevsim573 eni573np1: renamed from eth1
[  807.031432][T14530] Could not find device with ifindex 2000 in netnsfd 11
[  807.032381][T14530] Could not find netns with fd: 2000
[  807.032855][T14530] Cannot link a netdevsim to itself
[  807.033426][T14530] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).