[ 1375.490857][T12853] netdevsim netdevsim677 eni677np1: renamed from eth1
[ 1375.608282][T12852] netdevsim netdevsim276 eni276np1: renamed from eth0
[ 1378.374808][T12839] Could not find device with ifindex 2000 in netnsfd 11
[ 1378.377600][T12839] Could not find netns with fd: 2000
[ 1378.378617][T12839] Cannot link a netdevsim to itself
[ 1378.379808][T12839] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).