[ 1263.699403][T12794] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1263.722518][T12795] netdevsim netdevsim688 eni688np1: renamed from eth1
[ 1266.352174][T12782] Could not find device with ifindex 2000 in netnsfd 11
[ 1266.353337][T12782] Could not find netns with fd: 2000
[ 1266.354161][T12782] Cannot link a netdevsim to itself
[ 1266.355208][T12782] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).