[Bug 89959] [SKL]igt/gem_concurrent_blit subcase sporadically causes system hang and *ERROR* blitter: timed out waiting for forcewake ack to clear.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=89959

--- Comment #11 from Mika Kuoppala <mika.kuoppala at intel.com> ---
(In reply to Gavin Hindman from comment #10)
> Any update on this issue?

Update:

The problem is that after a GPU hang caused by this test, the gpu ends up in a
state that writing to a reset register is an immediate system hang.

No root cause nor workaround yet.

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