[ 1242.744797][T12679] netdevsim netdevsim272 eni272np1: renamed from eth0
[ 1242.883028][T12680] netdevsim netdevsim567 eni567np1: renamed from eth1
[ 1245.566833][T12666] Could not find device with ifindex 2000 in netnsfd 11
[ 1245.567980][T12666] Could not find netns with fd: 2000
[ 1245.568848][T12666] Cannot link a netdevsim to itself
[ 1245.569965][T12666] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).