[ 1295.605810][T12845] netdevsim netdevsim537 eni537np1: renamed from eth1
[ 1295.652447][T12848] netdevsim netdevsim365 eni365np1: renamed from eth0
[ 1298.584613][T12836] Could not find device with ifindex 2000 in netnsfd 11
[ 1298.587440][T12836] Could not find netns with fd: 2000
[ 1298.588728][T12836] Cannot link a netdevsim to itself
[ 1298.590280][T12836] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).