[ 1342.908261][T12795] netdevsim netdevsim491 eni491np1: renamed from eth0
[ 1342.916290][T12794] netdevsim netdevsim741 eni741np1: renamed from eth1
[ 1345.484773][T12783] Could not find device with ifindex 2000 in netnsfd 11
[ 1345.485956][T12783] Could not find netns with fd: 2000
[ 1345.486861][T12783] Cannot link a netdevsim to itself
[ 1345.487959][T12783] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).