[ 1257.507454][T12792] netdevsim netdevsim567 eni567np1: renamed from eth1
[ 1257.622840][T12794] netdevsim netdevsim293 eni293np1: renamed from eth0
[ 1260.336332][T12782] Could not find device with ifindex 2000 in netnsfd 11
[ 1260.337478][T12782] Could not find netns with fd: 2000
[ 1260.338461][T12782] Cannot link a netdevsim to itself
[ 1260.339561][T12782] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).