Re: ✗ CI.BAT: failure for Introduce GuC Doorbells Manager (rev2)

[Michal Wajdeczko <michal.wajdeczko@intel.com>]

On 11.12.2023 12:07, Patchwork wrote:
> == Series Details ==
> 
> Series: Introduce GuC Doorbells Manager (rev2)
> URL   : https://patchwork.freedesktop.org/series/127608/
> State : failure
> 
> == Summary ==
> 
> CI Bug Log - changes from xe-566-00175313322325f73095e61b6cbe550f47184408_BAT -> xe-pw-127608v2_BAT
> ====================================================
> 
> Summary
> -------
> 
>   **FAILURE**
> 
>   Serious unknown changes coming with xe-pw-127608v2_BAT absolutely need to be
>   verified manually.
>   
>   If you think the reported changes have nothing to do with the changes
>   introduced in xe-pw-127608v2_BAT, please notify your bug team (I915-ci-infra@lists.freedesktop.org) to allow them
>   to document this new failure mode, which will reduce false positives in CI.
> 
>   
> 
> Participating hosts (4 -> 4)
> ------------------------------
> 
>   No changes in participating hosts
> 
> Possible new issues
> -------------------
> 
>   Here are the unknown changes that may have been introduced in xe-pw-127608v2_BAT:
> 
> ### IGT changes ###
> 
> #### Possible regressions ####
> 
>   * igt@core_hotunplug@unbind-rebind:
>     - bat-adlp-7:         [PASS][1] -> [INCOMPLETE][2]
>    [1]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-566-00175313322325f73095e61b6cbe550f47184408/bat-adlp-7/igt@core_hotunplug@unbind-rebind.html
>    [2]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-127608v2/bat-adlp-7/igt@core_hotunplug@unbind-rebind.html

oops. I was mislead by the below "known issues" but unfortunately this
is a legit regression due to attempt to use submit.lock in __fini_dbm()
but this lock was already released due to order of init functions:
xe_guc_db_mgr_init() is before xe_guc_submit_init().

> 
>   
> Known issues
> ------------
> 
>   Here are the changes found in xe-pw-127608v2_BAT that come from known issues:
> 
> ### IGT changes ###
> 
> #### Issues hit ####
> 
>   * igt@core_hotunplug@unbind-rebind:
>     - bat-dg2-oem2:       [PASS][3] -> [INCOMPLETE][4] ([Intel XE#764])
>    [3]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-566-00175313322325f73095e61b6cbe550f47184408/bat-dg2-oem2/igt@core_hotunplug@unbind-rebind.html
>    [4]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-127608v2/bat-dg2-oem2/igt@core_hotunplug@unbind-rebind.html
>     - bat-atsm-2:         [PASS][5] -> [INCOMPLETE][6] ([Intel XE#764])
>    [5]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-566-00175313322325f73095e61b6cbe550f47184408/bat-atsm-2/igt@core_hotunplug@unbind-rebind.html
>    [6]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-127608v2/bat-atsm-2/igt@core_hotunplug@unbind-rebind.html
> 
>   * igt@xe_prime_self_import@basic-with_fd_dup:
>     - bat-atsm-2:         [PASS][7] -> [FAIL][8] ([Intel XE#999])
>    [7]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-566-00175313322325f73095e61b6cbe550f47184408/bat-atsm-2/igt@xe_prime_self_import@basic-with_fd_dup.html
>    [8]: https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-127608v2/bat-atsm-2/igt@xe_prime_self_import@basic-with_fd_dup.html
> 
>   
>   [Intel XE#764]: https://gitlab.freedesktop.org/drm/xe/kernel/issues/764
>   [Intel XE#999]: https://gitlab.freedesktop.org/drm/xe/kernel/issues/999
> 
> 
> Build changes
> -------------
> 
>   * Linux: xe-566-00175313322325f73095e61b6cbe550f47184408 -> xe-pw-127608v2
> 
>   IGT_7632: 3fff86827c4728708072b9accbc990fa1084c95d @ https://gitlab.freedesktop.org/drm/igt-gpu-tools.git
>   xe-566-00175313322325f73095e61b6cbe550f47184408: 00175313322325f73095e61b6cbe550f47184408
>   xe-pw-127608v2: 127608v2
> 
> == Logs ==
> 
> For more details see: https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-127608v2/index.html
>