[  483.592507] netdevsim netdevsim496 eni496np1: renamed from eth0
[  483.595081] netdevsim netdevsim528 eni528np1: renamed from eth1
[  483.680008] Could not find device with ifindex 2000 in netnsfd 11
[  483.680096] Could not find netns with fd: 2000
[  483.680141] Cannot link a netdevsim to itself
[  483.680192] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).