[ 1333.917548][T12846] netdevsim netdevsim550 eni550np1: renamed from eth1
[ 1333.941817][T12847] netdevsim netdevsim327 eni327np1: renamed from eth0
[ 1336.656384][T12835] Could not find device with ifindex 2000 in netnsfd 11
[ 1336.658621][T12835] Could not find netns with fd: 2000
[ 1336.659617][T12835] Cannot link a netdevsim to itself
[ 1336.660935][T12835] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).