[  723.102721][T13033] netdevsim netdevsim298 eni298np1: renamed from eth0
[  723.129175][T13035] netdevsim netdevsim726 eni726np1: renamed from eth1
[  723.847425][T13021] Could not find device with ifindex 2000 in netnsfd 11
[  723.848295][T13021] Could not find netns with fd: 2000
[  723.848683][T13021] Cannot link a netdevsim to itself
[  723.849170][T13021] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).