[  771.503103][T14564] netdevsim netdevsim368 eni368np1: renamed from eth0
[  771.520508][T14566] netdevsim netdevsim638 eni638np1: renamed from eth1
[  772.047600][T14552] Could not find device with ifindex 2000 in netnsfd 11
[  772.048097][T14552] Could not find netns with fd: 2000
[  772.048605][T14552] Cannot link a netdevsim to itself
[  772.049001][T14552] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).