confirm same. reproducible on hardware Lenovo Yoga 500-15IBD Primus HD 5500/ Nvidia Geforce GT940M.
Before 16.04, run fine on base system 15.10 Nvidia proprietary 351
After
$sudo do-release-upgrade Lighntdm -------> login loop dpkg-reconfigure Gdm -------> blank screen
Nvidia proprietary 362
Bug
confirm same. reproducible on hardware Lenovo Yoga 500-15IBD Primus HD 5500/ Nvidia Geforce GT940M.
Before 16.04, run fine on base system 15.10 Nvidia proprietary 351
After
$sudo do-release-upgrade
Lighntdm -------> login loop
dpkg-reconfigure Gdm -------> blank screen
Nvidia proprietary 362
Bug