[ 1248.581339][T12782] netdevsim netdevsim339 eni339np1: renamed from eth0
[ 1248.704472][T12781] netdevsim netdevsim708 eni708np1: renamed from eth1
[ 1251.191779][T12774] Could not find device with ifindex 2000 in netnsfd 11
[ 1251.193008][T12774] Could not find netns with fd: 2000
[ 1251.193929][T12774] Cannot link a netdevsim to itself
[ 1251.195152][T12774] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).