[ 1216.613095][T11133] netdevsim netdevsim299 eni299np1: renamed from eth0
[ 1216.632466][T11132] netdevsim netdevsim580 eni580np1: renamed from eth1
[ 1219.975739][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1219.976846][T11125] Could not find netns with fd: 2000
[ 1219.977737][T11125] Cannot link a netdevsim to itself
[ 1219.978813][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).