[ 1226.973676][T11133] netdevsim netdevsim524 eni524np1: renamed from eth1
[ 1227.080332][T11134] netdevsim netdevsim404 eni404np1: renamed from eth0
[ 1230.566268][T11126] Could not find device with ifindex 2000 in netnsfd 11
[ 1230.567297][T11126] Could not find netns with fd: 2000
[ 1230.568121][T11126] Cannot link a netdevsim to itself
[ 1230.569423][T11126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).