[  473.871018] netdevsim netdevsim414 eni414np1: renamed from eth0
[  473.871366] netdevsim netdevsim583 eni583np1: renamed from eth1
[  473.954843] Could not find device with ifindex 2000 in netnsfd 11
[  473.954919] Could not find netns with fd: 2000
[  473.954961] Cannot link a netdevsim to itself
[  473.955011] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).