At work we have computers running Ubuntu 12.04 with kernel 3.2.0-29 and 12.10
with kernel 3.5.0-26.
All computers are now getting random bug with unity or even with unity-2d or
gnome-panel, since we started upgrading kernel the 20 March (kernel 3.2.0-29
was installed at this date).
By
i
have switched to gnome classic, works fine.
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Title:
[regression] 3.5.0-26-generic GPU hangs
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** Changed in: linux (Ubuntu Precise)
Status: Invalid = Confirmed
** Changed in: linux (Ubuntu Precise)
Importance: Undecided = Critical
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The Raring kernel has been rebased to upstream 3.8.4 in the 3.8.0-14.24
kernel. Can folks affected by this bug in Raring upgrade to the latest
3,8 kernel and confirm it has been fixed?
** Changed in: linux (Ubuntu Raring)
Assignee: Ubuntu Kernel Team (ubuntu-kernel-team) = (unassigned)
**
Note the stale TLB bug which is what this bug has become is not present
in raring.
Patches required:
commit 3ac7831314eba873d60b58718123c503f6961337
Author: Jesse Barnes jbar...@virtuousgeek.org
Date: Thu Oct 25 12:15:47 2012 -0700
drm/i915: PIPE_CONTROL TLB invalidate requires CS stall
drm/i915: GFX_MODE Flush TLB Invalidate Mode must be '1' for scanline
waits caused the problem to hit stable kernels though, would it not be
more prudent to revert that?
** Summary changed:
- [regression] 3.5.0-26-generic GPU hangs
+ [regression] 3.5.0-26-generic and 3.2.0-39-generic GPU hangs
** This bug is no longer a duplicate of bug 946899
[drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
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Title:
I am on a Lenovo x131e. Running 64 bit Ubuntu 12.10, Sandy bridge i3,
using Intel Corporation 2nd Generation Core Processor Family Integrated
Graphics Controller.
System hangs when running 3.5.0-26-generic. Also get occasional screen
distortions. Hang happens every 5-15 minutes.
I had problems
@tjaalton: Reverting only 899b550 seems also to work. I've only done
some light testing, though.
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Title:
[regression] 3.5.0-26-generic GPU hangs
*** This bug is a duplicate of bug 946899 ***
https://bugs.launchpad.net/bugs/946899
** This bug has been marked a duplicate of bug 946899
[drm:i915_hangcheck_elapsed] *ERROR* Hangcheck timer elapsed... GPU hung
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*** This bug is a duplicate of bug 946899 ***
https://bugs.launchpad.net/bugs/946899
How can a regression introduced a month ago be a duplicate of a bug
reported more than a year ago?!
Both bugs seem to cause a intel GPU hang, but that does mean they are
the same bug.
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i am on ubuntu 12.10 with dell inspiron with external monitor
the hangs are with 3.5.0-26-generic
i switched back to 3.5.0-25-generic and it works awesomely fine.
i dont feel like moving to 3.5.7, cant put time experimenting this.
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** Tags added: kernel-key
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Title:
[regression] 3.5.0-26-generic GPU hangs
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This kernel seems good for me. I have installed:
linux-headers-3.5.7-03050708
linux-headers-3.5.7-03050708-generic
linux-image-3.5.7-03050708-generic
linux-image-extra-3.5.7-03050708-generic
Now, since 15 hours, I have no GPU hung messages.
Before, with linux-image-3.5.0-26-generic, I usually
On quantal with kernel 3.5.7-03050708-generic #201303180635 SMP, I
already got 2 hangups in 2 hours. Not fixed.
[ 1618.193319] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[ 1618.193335] [drm] capturing error event; look for more information in
Gard: could you try just to revert '899b550' from the kernel to see if
it alone is enough to fix the regression
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Title:
[regression]
It took a lot longer than normal but I confirmed the bug is still
present in 3.5.7.
Linux matt-work 3.5.7-03050708-generic #201303180635 SMP Mon Mar 18
10:36:03 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
Mar 28 16:42:33 matt-work kernel: [13712.881340] [drm:i915_hangcheck_hung]
*ERROR* Hangcheck
That's good news that v3.8.4 appears to resolve this bug. That means
the fix will make it's way into Raring when the kernel is rebased.
However, this bug was also reported to exist in Quantal. Can the latest 3.5
stable kernel also be tested:
I tested with kernel 3.5.7-03050708-generic and got one hangup so far:
[ 4398.561288] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[ 4398.561294] [drm] capturing error event; look for more information in
/debug/dri/0/i915_error_state
[ 4398.572743] [drm] Enabling RC6
This is also affecting me, running 12.04 Pangolin LTS (Server). Running
kernel 3.2.0-38-generic x86_64 has no issues, but when I updated to
3.2.0-39, xorg keeps hanging a few seconds after logging in, the
following is in kern.log
Mar 26 09:10:48 D064 kernel: [ 73.020664]
I think this is the same as the related in
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1157786
I am running 12.04 with 3.2 kernel.. as soon as it upgraded to 3.2.0-39
the system became highly unstable (on my sandybridge machine with
integrated graphics). Tried the 3.5 kernel for precise
Thanks for testing everyone. So it looks like I should perform a
reverse bisect between v3.8 and v3.9-rc1.
Just for completeness, can you also test the latest v3.8 stable kernel,
to confirm the bug still exists there?
v3.8.4: http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.8.4-raring/
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I've been on 3.8.4 for several hours with no problems.
Linux matt-work 3.8.4-030804-generic #201303201832 SMP Wed Mar 20
22:33:00 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
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The kernel 3.8.4-030804-generic has been stable on my system as well.
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Title:
[regression] 3.5.0-26-generic GPU hangs
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I got this a lot with Kernel: 3.5.0-26-generic and used a quick
workround to avoid the problem: http://askubuntu.com/questions/225356
/how-can-i-enable-the-sna-acceleration-method-for-intel-cards-under-
ubuntu-12-04
SNA does not seem to have the same issue just UXA. If I have time I can
try a
I had the problem right after updating (not upgrading) on Saturday using
12.04.
I was able to control it by logging into 2D and immediately opening the
System Monitor and shutting down the three instances of Ubuntu One
(login, synch and launch), because the machine would freeze upon login
to
Test kernel did not fix the issue for me.
Linux matt-work 3.5.0-27-generic #45~lp1140716v1 SMP Fri Mar 22 15:50:00
UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
Mar 25 08:12:15 matt-work kernel: [ 158.302349] [drm:i915_hangcheck_hung]
*ERROR* Hangcheck timer elapsed... GPU hung
Mar 25 08:12:15
Thanks, everyone for testing. So it sounds like my test kernel did not
fix this bug. However, it sounds like this bug is fixed in the v3.9
mainline kernel, at least in rc3.
I can perform a Reverse kernel bisect to identify the commit that
fixes this bug. It will first require us to identify
I've been on the rc1 kernel for about 3 hours with no problem.
Linux matt-work 3.9.0-030900rc1-generic #201303060659 SMP Wed Mar 6
12:00:04 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
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Same for me. Kernel 3.9-rc1 for many hours already, no problems at all.
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Title:
[regression] 3.5.0-26-generic GPU hangs
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3.9.0-030900rc1-generic has been stable for me too for several hours.
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Title:
[regression] 3.5.0-26-generic GPU hangs
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I'm confused as to where the commits referenced by tjaalton in comment
#19 live, but for what it's worth, I seem to have a stable system after
applying reverse diffs of the following commits from the linux-3.5.y
branch of git://kernel.ubuntu.com/ubuntu/linux.git to the 3.5.0-27.45
sources:
Kernel 3.9.0-030900rc3-generic from comment #21 is much more stable for
me, no problems so far after 4h of operation.
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Title:
[regression]
@jsalisbury: After a few days of use and many suspend-resume cycles, I
am yet to encounter a problem with kernel 3.9-rc3 (as indicated in
comment #21). No problems whatsoever on my Dell v131 (i5 Sandybridge)...
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torsten, maybe you are having a different issue, note that your hang
doesn't look like related to rc6 state.
[51278.397785] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
BTW, my system is still surviving without hangs with the patched 3.5
kernel.
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I just had a burst of dialogs informing of non-existent GPU hangs (with
kernel 3.5 patched). The GPU hans are not reported in dmesg though, so
I don't know where is it getting from. Also no corruption or anything.
Seems like the dialog madness is started when an unrelated program
crashes. Maybe is
@jsalisbury: I've been running your 3.5.0-27-generic #45~lp1140716v1 for
5 hours and I've already had 3 hangs. No improvement here.
[ 5733.121323] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[ 5733.121330] [drm] capturing error event; look for more information in
OK, it took a while but I got the GPU hang finally with
kernel3.5.0-27-generic #45~lp1140716v1 :
[22344.085044] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[22344.085051] [drm] capturing error event; look for more information in
/debug/dri/0/i915_error_state
Always happens with firefox, an only with certain sites (consistently).
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Title:
[regression] 3.5.0-26-generic GPU hangs
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I got this with a second hang:
[22344.085044] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[22344.085051] [drm] capturing error event; look for more information in
/debug/dri/0/i915_error_state
[22344.090106] [drm] Enabling RC6 states: RC6 on, RC6p off, RC6pp off
This is really getting annoying, is anybody taking care of this?
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Title:
[regression] 3.5.0-26-generic GPU hangs
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@shkn:
Using 3.5.0-25-generic made my PC usable again. I get an error message only at
login.
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Title:
[regression] 3.5.0-26-generic GPU hangs
it's one of these commits (from the quantal kernel), likely the top one
since it's happening on sandybridge:
817e8fdee14b05d drm/i915: Implement WaDisableHiZPlanesWhenMSAAEnabled
4c443ec9afe7f6f drm/i915: GFX_MODE Flush TLB Invalidate Mode must be '1' for
scanline waits
f534135423c7028 drm/i915:
note that I'm not sure it's affecting raring, maybe not.
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Title:
[regression] 3.5.0-26-generic GPU hangs
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** Also affects: linux-lts-quantal (Ubuntu)
Importance: Undecided
Status: New
** Changed in: linux (Ubuntu Precise)
Status: Confirmed = Invalid
** Changed in: linux-lts-quantal (Ubuntu Precise)
Status: New = Confirmed
** Changed in: linux-lts-quantal (Ubuntu Quantal)
** Tags added: performing-bisect
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Title:
[regression] 3.5.0-26-generic GPU hangs
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I'd like to perform a kernel bisect to identify the exact commit that
introduced this regression. However, it would be good to test the
latest mainline and a test kernel with commit 817e8fdee14b05d reverted.
The latest mainline kernel can be downloaded from:
I built a Quantal test kernel with commit 817e8fdee14b05d reverted. The kernel
can be downloaded from:
http://people.canonical.com/~jsalisbury/lp1140716/
Can folks affected by this bug test this kernel and report back if it
fixes the issue?
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@jsalisbury: I could not successfully test the kernel you linked to in
comment #22, as it rendered my system unusable. X started at 640x480,
there was no working keyboard/mouse, and I could not SSH in.
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@jsalisbury: Thanks for pointing to this kernel version. I have been able to
successfully test kernel v3.9-rc3 on Precise 12.04.2 (I am running with
quantal-lts xorg stack).
I have been running on it for ~ 3 hours so far with success. It usually took
some time for me to hit this bug on my Dell
Also initial success for now. Still getting the annoying dialog at
startup though (but no signs of GPU hungs in dmesg).
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Title:
[regression]
@jsakusbury: I tested your kernel 3.5.0-27-generic #45~lp1140716v1 (from
comment #22), it was no improvement for my system. I got two hangups
within the first hour (one S3 cycle at 1985), the second one forced me
to turn off the system:
[0.00] Command line:
** Summary changed:
- [regression] 3.5.0-26-generic CPU hangs
+ [regression] 3.5.0-26-generic GPU hangs
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Title:
[regression] 3.5.0-26-generic
Same issue here. Happens very often during firefox usage, but also on
other ocasions.
[51278.392895] [drm:i915_hangcheck_hung] *ERROR* Hangcheck timer elapsed... GPU
hung
[51278.392901] [drm] capturing error event; look for more information in
/debug/dri/0/i915_error_state
[51278.397785] [drm]
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