[  490.015070] netdevsim netdevsim354 eni354np1: renamed from eth0
[  490.116552] netdevsim netdevsim534 eni534np1: renamed from eth1
[  490.544014] Could not find device with ifindex 2000 in netnsfd 11
[  490.544207] Could not find netns with fd: 2000
[  490.544306] Cannot link a netdevsim to itself
[  490.544433] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).