This bug is missing log files that will aid in diagnosing the problem. >From a terminal window please run:
apport-collect 1520427 and then change the status of the bug to 'Confirmed'. If, due to the nature of the issue you have encountered, you are unable to run this command, please add a comment stating that fact and change the bug status to 'Confirmed'. This change has been made by an automated script, maintained by the Ubuntu Kernel Team. ** Changed in: linux (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1520427 Title: drm/fbdev: Return -EBUSY when oopsing Status in linux package in Ubuntu: Incomplete Bug description: Issue: Between upstream kernel v3.19 to v4.2,when Intel SMEP/SMAP protection was triggered by some wild function call or data access, the screen would be frozen and never come back,but the system does not hang. Generally, an SMEP/SMAP violation should cause the involved process killed, an oops from page fault exception generated to the syslog, and the system survived. Fix: One patch from 4.3 kernel fix this issue commit c50bfd08d60cefbe1714c4a53b1c325982858549 Author: Daniel Vetter <daniel.vet...@ffwll.ch> Date: Tue Jul 28 13:18:40 2015 +0200 drm/fbdev: Return -EBUSY when oopsing To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1520427/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp