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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [BAT BSW] GPU hang in igt/gem_sync igt/gem_store_dw_loop"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94846">94846</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BAT BSW] GPU hang in igt/gem_sync igt/gem_store_dw_loop
</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>mika.kuoppala@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>
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<pre>Created <span class=""><a href="attachment.cgi?id=122766" name="attach_122766" title="dmesg during piglit run">attachment 122766</a> <a href="attachment.cgi?id=122766&action=edit" title="dmesg during piglit run">[details]</a></span>
dmesg during piglit run
In CI/Bat: igt/gem_sync or igt/gem_store_dw_loop gpu hangs and the subsequent
recovery fails also, leading to multiple gpu hangs in a row.
Relevant parts in the first ocurrence:
[ 400.772446] gem_storedw_loop: starting subtest basic-blt
[ 401.625303] [drm:cherryview_enable_rps] GT fifo had a previous error 1080000
[ 401.634253] [drm:cherryview_enable_rps] GPLL enabled? yes
[ 401.634262] [drm:cherryview_enable_rps] GPU status: 0x00002010
[ 401.634266] [drm:cherryview_enable_rps] current GPU freq: 320 MHz (32)
[ 401.634270] [drm:cherryview_enable_rps] setting GPU freq to 320 MHz (32)
[ 403.196027] r8169 0000:03:00.0 eth0: link up
[ 407.804316] [drm:intel_get_hpd_pins] hotplug event received, stat
0x00400000, dig 0x00400000, pins 0x00000080
[ 407.804330] [drm:intel_hpd_irq_handler] digital hpd port D - long
[ 407.804336] [drm:intel_hpd_irq_storm_detect] Received HPD interrupt on PIN 7
- cnt: 0
[ 407.805358] [drm:intel_dp_hpd_pulse] got hpd irq on port D - long
[ 407.805520] [drm:i915_hotplug_work_func] running encoder hotplug functions
[ 407.805530] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 7) received
hotplug event.
[ 407.805537] [drm:intel_hdmi_detect] [CONNECTOR:47:HDMI-A-2]
[ 407.893070] [drm:intel_hdmi_detect] Live status not up!
[ 407.893114] [drm:intel_hpd_irq_event] [CONNECTOR:47:HDMI-A-2] status updated
from connected to disconnected
[ 407.893130] [drm:i915_hotplug_work_func] Connector DP-2 (pin 7) received
hotplug event.
[ 407.893137] [drm:intel_dp_detect] [CONNECTOR:49:DP-2]
[ 407.904450] [drm:intel_get_hpd_pins] hotplug event received, stat
0x00400000, dig 0x00400000, pins 0x00000080
[ 407.904461] [drm:intel_hpd_irq_handler] digital hpd port D - long
[ 407.904466] [drm:intel_hpd_irq_storm_detect] Received HPD interrupt on PIN 7
- cnt: 1
[ 407.904589] [drm:intel_dp_hpd_pulse] got hpd irq on port D - long
[ 407.907929] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 407.910972] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 407.916397] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 407.952027] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 407.954059] [drm:i915_hotplug_work_func] running encoder hotplug functions
[ 407.954068] [drm:i915_hotplug_work_func] Connector HDMI-A-2 (pin 7) received
hotplug event.
[ 407.954074] [drm:intel_hdmi_detect] [CONNECTOR:47:HDMI-A-2]
[ 408.022247] [drm:drm_detect_monitor_audio] Monitor has basic audio support
[ 408.022294] [drm:intel_hpd_irq_event] [CONNECTOR:47:HDMI-A-2] status updated
from disconnected to connected
[ 408.022314] [drm:i915_hotplug_work_func] Connector DP-2 (pin 7) received
hotplug event.
[ 408.022332] [drm:intel_dp_detect] [CONNECTOR:49:DP-2]
[ 408.076962] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 408.131936] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 408.188905] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 408.245874] [drm:intel_dp_aux_ch] dp_aux_ch timeout status 0x71450064
[ 413.620584] [drm] stuck on blitter ring
[ 413.638340] [drm] GPU HANG: ecode 8:1:0xfffffffe, in gem_storedw_loo [6150],
reason: Engine(s) hung, action: reset
[ 413.643244] [drm:i915_reset_and_wakeup] resetting chip</pre>
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