[Bug 108840] [CI][BAT] igt@*pm_rpm@* - incomplete

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=108840

--- Comment #40 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to Anshuman Gupta from comment #39)
> Tried local reproduction (we found same pattern that i915_gem_idle_thread
> hung).
> And it all started from stall CPU and possibly due to that kwroker is hunged
> and system is in panic ( see below INFO: task kworker/2:1:62 blocked for
> more than 61 seconds.).
> 
> 
> [ 1089.154465] rcu: INFO: rcu_preempt self-detected stall on CPU
...
> [ 1114.506471] ---[ end trace bfd39e23785aebc5 ]---

Please *attach* long logs, half the bug is now this one comment!

> This is crash is reproduced with acpi idle driver disabled, we may need to
> relook at Bug Assesment.

Jani S. asked me to drop 99b69db57544 ("ICL HACK: Disable ACPI idle driver")
from topic/core-for-CI. But there seems to be some conflicting views here.

Chris?

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