*** This bug is a duplicate of bug 966744 ***
https://bugs.launchpad.net/bugs/966744
Hi, I'm marking this as a dupe of bug 966744 as it's the same bug but
has more relevant information. Thanks for your patience, all.
** This bug has been marked a duplicate of bug 966744
resume from
Hi all, I should have asked this earlier. Could anyone affected please
test disabling rc6 power management?
To do that, hold shift to display GRUB, but instead of pressing enter to
load your OS, press 'e' to edit the boot parameters. Append
i915.i915_enable_rc6=0 as a kernel boot parameter.
For
Blargh, disabling RC6 did nothing. It's still broken.
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Incomplete = Triaged
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Some things to add:
* I suspend at least daily, this strikes me on one out of five resumes.
* I have never experienced any lockups on resume on this machine (installed
around maverick) until upgrade to precise alpha, so this is a regression for
precise.
* killing gnome-session respawns a
** Description changed:
I saw this in 11.10, and still do so in 12.04. Not sure whether I did
in 11.04 now.
- A few times a month, when I resume my laptop from lid down ACPI
- suspend I find what seems to be a lock-up of the GPU, which remains
+ frequently (but not always), when I resume
The bug affects me too. Killing compiz as you requested didn't really
fix the issue. X was updated again, but unity/compiz did not restart.
Manually restarting unity/compiz (DISPLAY=:0.0 compiz from tty1) re-
freezed X, which could subsequently not be unfrozen by killing compiz.
Let me know how I
This is affecting me as well. It appears that this indeed is not a
compiz bug.
** Changed in: xserver-xorg-video-intel (Ubuntu)
Importance: Undecided = Medium
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: Incomplete = Confirmed
** Changed in: xserver-xorg-video-intel
Setting as high priority as Has a severe impact on a small portion of
Ubuntu users (estimated)
** Summary changed:
- Intel GPU lockup on laptop suspend
+ Intel GPU lockup on laptop suspend - display stuck on whatever was shown last
before suspend.
** Changed in: xserver-xorg-video-intel
Hi! Thanks for the bug report. The next time this happens, could you
switch to tty1 (via control+alt+F1) and type in 'killall -9 compiz'? You
can then see if that fixes the issue. If it does indeed fix it, this is
a duplicate of bug 793893.
** Changed in: xserver-xorg-video-intel (Ubuntu)
Happened just now (I presume the same hang, though I can't prove it)
without the invalid framebuffer id line in dmesg, and when I switched to
a VT and back the VT text stayed visible (i.e. the screen was not
cleared), but the X server mouse pointer was shown on top.
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** Tags added: freeze
** Tags added: resume
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https://bugs.launchpad.net/bugs/960005
Title:
Intel GPU lockup on laptop suspend
To manage notifications about
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: xserver-xorg-video-intel (Ubuntu)
Status: New = Confirmed
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https://bugs.launchpad.net/bugs/960005
Title:
Intel GPU lockup on laptop suspend
To manage notifications about this bug go to:
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