[Bug 111926] [CI][BAT] igt at i915_selftest@live_workarounds - dmesg-fail - live_isolated_whitelist failed with error -22, live_dirty_whitelist failed with error -22

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=111926

Lakshmi <lakshminarayana.vudum at intel.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |REOPENED
         Resolution|FIXED                       |---

--- Comment #5 from Lakshmi <lakshminarayana.vudum at intel.com> ---
(In reply to Chris Wilson from comment #2)
> Judging by the values, it looks like a use-after-free, so I'm betting on
> 
> commit 41f0bc49f7f2014feab8b278fea2adaea6ccaf4e (HEAD ->
> drm-intel-next-queued, drm-intel/drm-intel-next-queued)
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Wed Oct 9 07:17:59 2019 +0100
> 
>     drm/i915/selftests: Hold request reference over waits
>     
>     Take a reference on the request before submitting it to the HW and then
>     waiting on it for selftest_workarounds. Once submitted, the request may
>     be freed by a background worker, unless we take an extra reference for
>     ourselves.
>     
>     References: https://bugs.freedesktop.org/show_bug.cgi?id=111926
>     Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
>     Reviewed-by: Mika Kuoppala <mika.kuoppala at linux.intel.com>
>     Link:
> https://patchwork.freedesktop.org/patch/msgid/20191009061759.3189-1-
> chris at chris-wilson.co.uk

Reopening the issue due to this failure
https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_7064/fi-skl-6600u/igt@i915_selftest@live_workarounds.html

-- 
You are receiving this mail because:
You are on the CC list for the bug.
You are the assignee for the bug.
You are the QA Contact for the bug.
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <https://lists.freedesktop.org/archives/intel-gfx-bugs/attachments/20191014/f71bea09/attachment.html>