[ 1228.121474][T11138] netdevsim netdevsim493 eni493np1: renamed from eth0
[ 1228.213382][T11137] netdevsim netdevsim558 eni558np1: renamed from eth1
[ 1231.656400][T11130] Could not find device with ifindex 2000 in netnsfd 11
[ 1231.657299][T11130] Could not find netns with fd: 2000
[ 1231.658061][T11130] Cannot link a netdevsim to itself
[ 1231.658797][T11130] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).