Launchpad has imported 8 comments from the remote bug at https://bugs.freedesktop.org/show_bug.cgi?id=75295.
If you reply to an imported comment from within Launchpad, your comment will be sent to the remote bug automatically. Read more about Launchpad's inter-bugtracker facilities at https://help.launchpad.net/InterBugTracking. ------------------------------------------------------------------------ On 2014-02-21T03:38:57+00:00 Rohan Dhruva wrote: After the latest kernel upgrade, my system has many graphical glitches, and is locking up frequently. The dmesg output has errors like these: [ 1951.568672] Watchdog[2753]: segfault at 0 ip 00007fe00773a32e sp 00007fdff869f680 error 6 in chrome[7fe003cbe000+5dd9000] [ 1959.241676] [drm] stuck on render ring [ 1959.241685] [drm] GPU crash dump saved to /sys/class/drm/card0/error [ 1959.241686] [drm] GPU hangs can indicate a bug anywhere in the entire gfx stack, including userspace. [ 1959.241687] [drm] Please file a _new_ bug report on bugs.freedesktop.org against DRI -> DRM/Intel [ 1959.241688] [drm] drm/i915 developers can then reassign to the right component if it's not a kernel issue. [ 1959.241689] [drm] The gpu crash dump is required to analyze gpu hangs, so please always attach it. [ 1959.244266] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo (0x3dc32000 ctx 17) at 0x3dc32c48 [ 3964.330034] perf samples too long (2503 > 2500), lowering kernel.perf_event_max_sample_rate to 50000 [ 4849.028446] [drm] stuck on render ring [ 4849.028492] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo (0x565c2000 ctx 17) at 0x565c2c48 [ 4861.093551] Watchdog[5226]: segfault at 0 ip 00007fc00d36f32e sp 00007fbffe2d4680 error 6 in chrome[7fc0098f3000+5dd9000] [ 4863.020198] [drm] stuck on render ring [ 4863.020255] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo (0x3dc32000 ctx 17) at 0x3dc32c48 [ 4893.028245] [drm] stuck on render ring [ 4893.028295] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo (0x4cbed000 ctx 10) at 0x4cbedc98 [ 4899.041855] [drm] stuck on render ring [ 4899.041900] [drm:i915_set_reset_status] *ERROR* render ring hung inside bo (0xea3d000 ctx 10) at 0xea3dc98 [ 4899.041903] [drm:i915_context_is_banned] *ERROR* context hanging too fast, declaring banned! [ 5833.173837] warning: `VBoxHeadless' uses 32-bit capabilities (legacy support in use) [ 5833.326542] device vboxnet0 entered promiscuous mode [ 6429.476175] [drm] stuck on render ring [ 6488.455986] [drm] stuck on render ring [ 6547.507818] [drm] stuck on render ring [ 6615.490047] [drm] stuck on render ring I am not sure if the xserver-xorg-video-intel ricver was also updated at the same time. This is the version in use: rdhruva@ubuntu:~$ apt-cache policy xserver-xorg-video-intel xserver-xorg-video-intel: Installed: 2:2.99.910-0ubuntu1 Candidate: 2:2.99.910-0ubuntu1 Version table: *** 2:2.99.910-0ubuntu1 0 500 http://us.archive.ubuntu.com/ubuntu/ trusty/main amd64 Packages 100 /var/lib/dpkg/status The corresponding ubuntu bug is: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867. That bug has a lot of information, including dmidecode output. Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/3 ------------------------------------------------------------------------ On 2014-02-21T03:42:20+00:00 Rohan Dhruva wrote: Created attachment 94469 File /sys/class/drm/card0/error Attaching as directed by dmesg. Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/4 ------------------------------------------------------------------------ On 2014-02-21T03:42:51+00:00 Rohan Dhruva wrote: Created attachment 94470 Complete dmesg Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/5 ------------------------------------------------------------------------ On 2014-02-21T03:43:20+00:00 Rohan Dhruva wrote: The versions might be incorrect, I am not sure about that. Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/6 ------------------------------------------------------------------------ On 2014-02-21T03:43:34+00:00 Rohan Dhruva wrote: Created attachment 94471 Latest Xorg log Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/7 ------------------------------------------------------------------------ On 2014-02-21T08:01:34+00:00 Chris Wilson wrote: Any clue as to what OpenGL applications are running at the time of the hangs? Also what version of mesa is installed (i.e. the output of glxinfo)? Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/9 ------------------------------------------------------------------------ On 2014-02-21T08:07:23+00:00 Rohan Dhruva wrote: I don't remember the exact list of applications, but I use KDE 4.12.2. I also have Chrome and Hexchat open. No games, video playback, or other graphic intensive applications were running. Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/10 ------------------------------------------------------------------------ On 2014-02-21T08:08:44+00:00 Rohan Dhruva wrote: Created attachment 94481 Output of glxinfo Reply at: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1282867/comments/11 ** Changed in: linux Status: Unknown => Confirmed ** Changed in: linux Importance: Unknown => High -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1282867 Title: Many bugs in rendering with lockups, likely caused by SNA To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1282867/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs