Eu tenho problemas para instalar o virtualbox-5.1 no topo do meu Ubuntu 16.04. Esta é a mensagem que recebi de dmesg | egrep -i 'erro'
[ 4.083496] EXT4-fs (sda6): re-mounted. Opts: errors=remount-ro
[ 4.190118] int3403 thermal
: probe of INT3403:02 failed with error -22
[ 4.243835] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-8000C-26.ucode failed with error -2
[ 4.243848] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-8000C-25.ucode failed with error -2
[ 4.244796] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-8000C-24.ucode failed with error -2
[ 4.246531] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-8000C-23.ucode failed with error -2
[ 4.246545] iwlwifi 0000:02:00.0: Direct firmware load for iwlwifi-8000C-22.ucode failed with error -2
[ 2976.476894] [drm:intel_pipe_update_end [i915]] *ERROR* Atomic update failure on pipe A (start=136926 end=136927) time 145 us, min 1073, max 1079, scanline start 1072, end