[  487.703442] netdevsim netdevsim443 eni443np1: renamed from eth0
[  487.801146] netdevsim netdevsim587 eni587np1: renamed from eth1
[  488.018804] Could not find device with ifindex 2000 in netnsfd 11
[  488.018980] Could not find netns with fd: 2000
[  488.019063] Cannot link a netdevsim to itself
[  488.019166] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).