[ 1322.175271][T12067] netdevsim netdevsim548 eni548np1: renamed from eth1
[ 1322.195945][T12068] netdevsim netdevsim270 eni270np1: renamed from eth0
[ 1325.937290][T12060] Could not find device with ifindex 2000 in netnsfd 11
[ 1325.938107][T12060] Could not find netns with fd: 2000
[ 1325.938732][T12060] Cannot link a netdevsim to itself
[ 1325.940083][T12060] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).