[ 1239.176888][T11140] netdevsim netdevsim726 eni726np1: renamed from eth1
[ 1239.274809][T11141] netdevsim netdevsim271 eni271np1: renamed from eth0
[ 1242.473509][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1242.474803][T11133] Could not find netns with fd: 2000
[ 1242.475703][T11133] Cannot link a netdevsim to itself
[ 1242.476874][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).