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<b><a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [CI][BAT] igt@*pm_rpm@* - incomplete"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108840#c40">Comment # 40</a>
on <a class="bz_bug_link
bz_status_REOPENED "
title="REOPENED - [CI][BAT] igt@*pm_rpm@* - incomplete"
href="https://bugs.freedesktop.org/show_bug.cgi?id=108840">bug 108840</a>
from <span class="vcard"><a class="email" href="mailto:jani.nikula@intel.com" title="Jani Nikula <jani.nikula@intel.com>"> <span class="fn">Jani Nikula</span></a>
</span></b>
<pre>(In reply to Anshuman Gupta from <a href="show_bug.cgi?id=108840#c39">comment #39</a>)
<span class="quote">> 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</span >
...
<span class="quote">> [ 1114.506471] ---[ end trace bfd39e23785aebc5 ]---</span >
Please *attach* long logs, half the bug is now this one comment!
<span class="quote">> This is crash is reproduced with acpi idle driver disabled, we may need to
> relook at Bug Assesment.</span >
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?</pre>
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