[  487.142276] netdevsim netdevsim558 eni558np1: renamed from eth1
[  487.239023] netdevsim netdevsim422 eni422np1: renamed from eth0
[  487.442173] Could not find device with ifindex 2000 in netnsfd 11
[  487.442520] Could not find netns with fd: 2000
[  487.442621] Cannot link a netdevsim to itself
[  487.442748] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).