This bug is missing log files that will aid in diagnosing the problem. >From a terminal window please run:
apport-collect 1496290 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 ** Tags added: trusty -- 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/1496290 Title: System freeze due to "angry" nouveau driver Status in linux package in Ubuntu: Incomplete Bug description: Starting with the 3.19 kernels (Vivid), the system frequently freezes in the nouveau driver, with the following lines (w/ out timestamp and hostname) always being reported in "/var/log/kern.log" and/or "/var/log/syslog" just before the system becomes unresponsive and a hard reset becomes necessary. nouveau E[ PFIFO][0000:01:00.0] still angry after 101 spins, halt The bug is also reported in https://bugs.freedesktop.org/show_bug.cgi?id=87244, and the fix seems to be to cherry pick https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=adc346b133c952ec6988d90f6fa79cbe0a3eb7ef which is included in Linux 4.0 (if I am not mistaken). Here's some more info: lsb_release -rd: Description: Ubuntu 14.04.3 LTS Release: 14.04 Affected package: linux-generic-lts-vivid-3.19.0.28.15 (As the affected package breaks my system reliably several times a day, I reverted to linux-generic-lts-utopic.) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1496290/+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