[ 1298.766156][T12853] netdevsim netdevsim740 eni740np1: renamed from eth1
[ 1298.771603][T12854] netdevsim netdevsim320 eni320np1: renamed from eth0
[ 1301.599054][T12844] Could not find device with ifindex 2000 in netnsfd 11
[ 1301.601881][T12844] Could not find netns with fd: 2000
[ 1301.602943][T12844] Cannot link a netdevsim to itself
[ 1301.604517][T12844] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).