[ 1310.269830][T12056] netdevsim netdevsim499 eni499np1: renamed from eth0
[ 1310.279820][T12055] netdevsim netdevsim551 eni551np1: renamed from eth1
[ 1313.961373][T12048] Could not find device with ifindex 2000 in netnsfd 11
[ 1313.962142][T12048] Could not find netns with fd: 2000
[ 1313.962757][T12048] Cannot link a netdevsim to itself
[ 1313.963511][T12048] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).