[ 1316.240557][T12057] netdevsim netdevsim496 eni496np1: renamed from eth0
[ 1316.266093][T12059] netdevsim netdevsim654 eni654np1: renamed from eth1
[ 1320.048351][T12050] Could not find device with ifindex 2000 in netnsfd 11
[ 1320.049144][T12050] Could not find netns with fd: 2000
[ 1320.049798][T12050] Cannot link a netdevsim to itself
[ 1320.050678][T12050] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).