Re: ✗ Xe.CI.Full: failure for drm/xe/guc: Make MMIO communication more robust (rev2)

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

On 1/28/2026 3:54 AM, Patchwork wrote:
> *Patch Details*
> *Series:*	drm/xe/guc: Make MMIO communication more robust (rev2)
> *URL:*	https://patchwork.freedesktop.org/series/160377/ <https://patchwork.freedesktop.org/series/160377/>
> *State:*	failure
> *Details:*	https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-160377v2/index.html <https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-160377v2/index.html>
> 
> 
>   CI Bug Log - changes from xe-4456-e8c6d90736933d657ba897686e407f5b9a5058a8_FULL -> xe-pw-160377v2_FULL
> 
> 
>     Summary
> 
> *FAILURE*
> 
> Serious unknown changes coming with xe-pw-160377v2_FULL absolutely need to be
> verified manually.
> 
> If you think the reported changes have nothing to do with the changes
> introduced in xe-pw-160377v2_FULL, 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 (2 -> 2)
> 
> No changes in participating hosts
> 
> 
>     Possible new issues
> 
> Here are the unknown changes that may have been introduced in xe-pw-160377v2_FULL:
> 
> 
>       IGT changes
> 
> 
>         Possible regressions
> 
>   * igt@xe_exec_basic@many-bindexecqueue-userptr@bcs0:
>       o shard-bmg: PASS <https://intel-gfx-ci.01.org/tree/intel-xe/xe-4456-e8c6d90736933d657ba897686e407f5b9a5058a8/shard-bmg-3/igt@xe_exec_basic@many-bindexecqueue-userptr@bcs0.html> -> DMESG-FAIL <https://intel-gfx-ci.01.org/tree/intel-xe/xe-pw-160377v2/shard-bmg-1/igt@xe_exec_basic@many-bindexecqueue-userptr@bcs0.html> +1 other test dmesg-fail

<4> [527.456421] xe 0000:03:00.0: [drm] Tile0: GT0: Check job timeout: seqno=4294967292, lrc_seqno=4294967292, guc_id=2, not started
<4> [532.575325] xe 0000:03:00.0: [drm] Tile0: GT0: Check job timeout: seqno=4294967292, lrc_seqno=4294967292, guc_id=2, not started
<4> [537.693881] xe 0000:03:00.0: [drm] Tile0: GT0: Check job timeout: seqno=4294967292, lrc_seqno=4294967292, guc_id=2, not started
<6> [538.335399] xe 0000:03:00.0: [drm] Tile0: GT0: Engine reset: engine_class=bcs, logical_mask: 0x1, guc_id=2, state=0x209
<5> [538.336026] xe 0000:03:00.0: [drm] Tile0: GT0: Timedout job: seqno=4294967292, lrc_seqno=4294967292, guc_id=2, flags=0x0 in xe_exec_basic [10427]
<6> [538.360634] xe 0000:03:00.0: [drm] Xe device coredump has been created

but I couldn't reproduce it locally, so lets rerun