[ 1240.020433][T12780] netdevsim netdevsim580 eni580np1: renamed from eth1
[ 1240.096318][T12781] netdevsim netdevsim367 eni367np1: renamed from eth0
[ 1242.849934][T12769] Could not find device with ifindex 2000 in netnsfd 11
[ 1242.851818][T12769] Could not find netns with fd: 2000
[ 1242.853471][T12769] Cannot link a netdevsim to itself
[ 1242.855391][T12769] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).