[  514.272808] netdevsim netdevsim285 eni285np1: renamed from eth0
[  514.371081] netdevsim netdevsim622 eni622np1: renamed from eth1
[  514.597613] Could not find device with ifindex 2000 in netnsfd 11
[  514.597773] Could not find netns with fd: 2000
[  514.597847] Cannot link a netdevsim to itself
[  514.597934] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).