I've undone i915.i915_enable_rc6=0 workaround and then installed the mainline kernel mentioned above. Running some days, no problems so far. Seems that the problem is fixed with this upstream version.
> Michael heimpold, thank you for providing information on prior Ubuntu > releases, a WORKAROUND. > > Could you please undo all WORKAROUNDs, and test mainline kernel > http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.6-rc1-quantal/ > following https://wiki.ubuntu.com/Kernel/MainlineBuilds ? > > ** Description changed: > > I do not have any szenario howto reproduce this bug immediately. > currently it occurs after a few minutes of working, or somethings after > a few hours. Please advice howto debug further. > > WORKAROUND: Using Gnome classic (No effects). > + > + WORKAROUND: Kernel parameter i915.i915_enable_rc6=0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1001594 Title: 8086:0102 WARNING: at /build/buildd/linux-3.2.0/drivers/gpu/drm/i915/i915_drv.c:413 __gen6_gt_wait_for_fifo+0x94/0xa0 [i915]() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1001594/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
