[  488.292245] netdevsim netdevsim353 eni353np1: renamed from eth0
[  488.390048] netdevsim netdevsim574 eni574np1: renamed from eth1
[  488.632032] Could not find device with ifindex 2000 in netnsfd 11
[  488.632198] Could not find netns with fd: 2000
[  488.632272] Cannot link a netdevsim to itself
[  488.632371] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).