[  474.952964] netdevsim netdevsim435 eni435np1: renamed from eth0
[  474.954082] netdevsim netdevsim596 eni596np1: renamed from eth0
[  475.045988] Could not find device with ifindex 2000 in netnsfd 11
[  475.046084] Could not find netns with fd: 2000
[  475.046155] Cannot link a netdevsim to itself
[  475.046217] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).