[ 1032.274713][T12591] netdevsim netdevsim306 eni306np1: renamed from eth0
[ 1032.371480][T12590] netdevsim netdevsim624 eni624np1: renamed from eth1
[ 1034.378389][T12584] Could not find device with ifindex 2000 in netnsfd 11
[ 1034.379381][T12584] Could not find netns with fd: 2000
[ 1034.380075][T12584] Cannot link a netdevsim to itself
[ 1034.387678][T12584] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).