[  480.665408] netdevsim netdevsim624 eni624np1: renamed from eth1
[  480.765298] netdevsim netdevsim289 eni289np1: renamed from eth0
[  481.093321] Could not find device with ifindex 2000 in netnsfd 11
[  481.093495] Could not find netns with fd: 2000
[  481.093591] Cannot link a netdevsim to itself
[  481.093724] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).