For the record, I have run 3.7.0-4 with i915.i915_enable_rc6=0 for more
than 24 hours in sum without a single freeze. So I confirm Timo's theory
that this is the cause, and he said RC6 is going to be reverted for
Arrandale in the next kernel upload.
** Changed in: linux (Ubuntu)
Status: Incomplete => Triaged
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https://bugs.launchpad.net/bugs/1081009
Title:
[arrandale] GPU lockup IPEHR: 0x02000022
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