[ 1238.040113][T11259] netdevsim netdevsim475 eni475np1: renamed from eth0
[ 1238.061310][T11260] netdevsim netdevsim751 eni751np1: renamed from eth1
[ 1241.287255][T11251] Could not find device with ifindex 2000 in netnsfd 11
[ 1241.288329][T11251] Could not find netns with fd: 2000
[ 1241.289248][T11251] Cannot link a netdevsim to itself
[ 1241.290671][T11251] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).