[Bug 112096] [CI][BAT]igt at i915_selftest@live_gt_heartbeat - dmesg-fail - live_idle_flush failed with error -22

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=112096

--- Comment #22 from Lakshmi <lakshminarayana.vudum at intel.com> ---
(In reply to Chris Wilson from comment #20)
> And the annoying thing is...
> 
> <3> [383.431019] vcs0: heartbeat pulse did not flush idle tasks
> <3> [383.431123] *ERROR* pulse active pulse_active+0x0/0x10
> [i915]:pulse_retire+0x0/0x10 [i915]
> <3> [383.431128] *ERROR* pulse 	count: 0
> <3> [383.431132] *ERROR* pulse 	preallocated barriers? no
> 
> it is nothing more than bad timing; a missing CPU barrier. But where? I'm
> running out of places to put them!


> https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7417/fi-kbl-guc/
> igt at i915_selftest@live_gt_heartbeat.html

Another failure
<3> [686.205010] i915/intel_heartbeat_live_selftests: live_idle_pulse failed
with error -62

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