[  526.471584] netdevsim netdevsim536 eni536np1: renamed from eth1
[  526.569690] netdevsim netdevsim282 eni282np1: renamed from eth0
[  526.795955] Could not find device with ifindex 2000 in netnsfd 11
[  526.796181] Could not find netns with fd: 2000
[  526.796297] Cannot link a netdevsim to itself
[  526.796439] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).