[  490.018043] netdevsim netdevsim357 eni357np1: renamed from eth0
[  490.019678] netdevsim netdevsim534 eni534np1: renamed from eth1
[  490.113261] Could not find device with ifindex 2000 in netnsfd 11
[  490.113369] Could not find netns with fd: 2000
[  490.113416] Cannot link a netdevsim to itself
[  490.113469] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).