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<head>
<base href="https://bugs.freedesktop.org/">
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [IGT] igt@* - dmesg-warn *ERROR* Link Training Unsuccessful"
href="https://bugs.freedesktop.org/show_bug.cgi?id=103558">103558</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[IGT] igt@* - dmesg-warn *ERROR* Link Training Unsuccessful
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>DRI git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</td>
</tr>
<tr>
<th>OS</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>marta.lofstedt@intel.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>Unfortunately the "*ERROR* Link Training Unsuccessful" has shown itself on the
KBL-shards again on CI_DRM_3311. The previous occurrence was on CI_DRM_3291.
I am create a new bug for this again, rather than reopen the old ones.
Both occurances are on KBL6.
on run 24:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/dmesg24.log">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/dmesg24.log</a>
It starts here:
<7>[ 37.974923] [drm:intel_dp_start_link_train [i915]] Channel equalization
failed 5 times
<7>[ 37.977086] [drm:intel_dp_start_link_train [i915]] [CONNECTOR:58:DP-1]
Link Training failed at link rate = 162000, lane count = 1
<3>[ 37.977118] [drm:intel_dp_get_link_train_fallback_values [i915]] *ERROR*
Link Training Unsuccessful
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_color@ctm-max-pipe2.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_color@ctm-max-pipe2.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_atomic_transition@plane-all-modeset-transition-fencing.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_atomic_transition@plane-all-modeset-transition-fencing.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@syncobj_wait@wait-all-delayed-signal.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@syncobj_wait@wait-all-delayed-signal.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_draw_crc@draw-method-rgb565-pwrite-xtiled.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_draw_crc@draw-method-rgb565-pwrite-xtiled.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_render@gpu-blit.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_render@gpu-blit.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_exec_params@secure-non-master.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_exec_params@secure-non-master.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_flip_event_leak.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_flip_event_leak.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_readwrite@new-obj.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_readwrite@new-obj.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_mmap_wc@read-write-distinct.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_mmap_wc@read-write-distinct.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_ctx_param@root-set-no-zeromap-disabled.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_ctx_param@root-set-no-zeromap-disabled.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_legacy@pipe-A-torture-bo.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_legacy@pipe-A-torture-bo.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_chv_cursor_fail@pipe-C-128x128-left-edge.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_chv_cursor_fail@pipe-C-128x128-left-edge.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_setmode@invalid-clone-exclusive-crtc.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_setmode@invalid-clone-exclusive-crtc.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_crc@cursor-64x64-rapid-movement.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_crc@cursor-64x64-rapid-movement.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_persistent_relocs@forked-faulting-reloc.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_persistent_relocs@forked-faulting-reloc.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_rotation_crc@primary-rotation-90-flip.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_rotation_crc@primary-rotation-90-flip.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-indfb-plflip-blt.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-indfb-plflip-blt.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_rotation_crc@sprite-rotation-180.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_rotation_crc@sprite-rotation-180.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_exec_params@rs-invalid-on-vebox-ring.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@gem_exec_params@rs-invalid-on-vebox-ring.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-cur-indfb-draw-blt.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-cur-indfb-draw-blt.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_legacy@flip-vs-cursor-crc-atomic.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_legacy@flip-vs-cursor-crc-atomic.html</a>
on run 30:
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/dmesg30.log">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/dmesg30.log</a>
Here it starts on the first test:
<7>[ 26.387897] [drm:intel_dp_start_link_train [i915]] Channel equalization
failed 5 times
<7>[ 26.390048] [drm:intel_dp_start_link_train [i915]] [CONNECTOR:58:DP-1]
Link Training failed at link rate = 162000, lane count = 1
<3>[ 26.390069] [drm:intel_dp_get_link_train_fallback_values [i915]] *ERROR*
Link Training Unsuccessful
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_legacy@all-pipes-forked-move.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_cursor_legacy@all-pipes-forked-move.html</a>
<a href="https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-pri-shrfb-draw-mmap-cpu.html">https://intel-gfx-ci.01.org/tree/drm-tip/CI_DRM_3311/shard-kbl6/igt@kms_frontbuffer_tracking@fbc-1p-primscrn-pri-shrfb-draw-mmap-cpu.html</a></pre>
</div>
</p>
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