[ 1243.244306][T12904] netdevsim netdevsim555 eni555np1: renamed from eth1
[ 1243.369812][T12906] netdevsim netdevsim440 eni440np1: renamed from eth0
[ 1245.795044][T12899] Could not find device with ifindex 2000 in netnsfd 11
[ 1245.796231][T12899] Could not find netns with fd: 2000
[ 1245.797187][T12899] Cannot link a netdevsim to itself
[ 1245.798295][T12899] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).