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<base href="https://bugs.freedesktop.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - [CI][DRMTIP]igt@perf@gen8-unprivileged-single-ctx-counters - timeout - INFO: task kworker/0:1:12 blocked for more than 61 seconds."
href="https://bugs.freedesktop.org/show_bug.cgi?id=112364">112364</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI][DRMTIP]igt@perf@gen8-unprivileged-single-ctx-counters - timeout - INFO: task kworker/0:1:12 blocked for more than 61 seconds.
</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>not set
</td>
</tr>
<tr>
<th>Priority</th>
<td>not set
</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>lakshminarayana.vudum@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><a href="https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_407/fi-kbl-soraka/igt@perf@gen8-unprivileged-single-ctx-counters.html">https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_407/fi-kbl-soraka/igt@perf@gen8-unprivileged-single-ctx-counters.html</a>
<3> [371.526846] INFO: task kworker/0:1:12 blocked for more than 61 seconds.
<3> [371.527085] Tainted: G U W
5.4.0-rc8-ga8ea5fe36a5e-drmtip_407+ #1
<3> [371.527229] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6> [371.527374] kworker/0:1 D12920 12 2 0x80004000
<6> [371.527690] Workqueue: events retire_work_handler [i915]
<4> [371.527918] Call Trace:
<4> [371.527999] ? __schedule+0x2f1/0x810
<4> [371.528079] schedule+0x34/0xc0
<4> [371.528112] schedule_preempt_disabled+0xf/0x20
<4> [371.528133] __mutex_lock+0x286/0x9d0
<4> [371.528493] ? intel_context_unpin+0x54/0x100 [i915]
<4> [371.528873] ? intel_context_unpin+0x54/0x100 [i915]
<4> [371.528996] ? refcount_inc_checked+0x5/0x30
<4> [371.529305] intel_context_unpin+0x54/0x100 [i915]
<4> [371.529748] i915_request_retire+0x343/0x8c0 [i915]
<4> [371.530255] intel_gt_retire_requests_timeout+0x156/0x530 [i915]
<4> [371.530651] retire_work_handler+0x12/0x40 [i915]
<4> [371.530794] process_one_work+0x26a/0x620
<4> [371.530875] worker_thread+0x37/0x380
<4> [371.530923] ? process_one_work+0x620/0x620
<4> [371.530946] kthread+0x119/0x130
<4> [371.530974] ? kthread_park+0x80/0x80
<4> [371.531019] ret_from_fork+0x3a/0x50
<3> [371.531142] INFO: task kworker/0:2:187 blocked for more than 61 seconds.
<3> [371.531377] Tainted: G U W
5.4.0-rc8-ga8ea5fe36a5e-drmtip_407+ #1
<3> [371.531757] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6> [371.532025] kworker/0:2 D13944 187 2 0x80004000
<6> [371.532378] Workqueue: events heartbeat [i915]
<4> [371.532409] Call Trace:
<4> [371.532465] ? __schedule+0x2f1/0x810
<4> [371.532538] schedule+0x34/0xc0
<4> [371.532570] schedule_preempt_disabled+0xf/0x20
<4> [371.532591] __mutex_lock+0x286/0x9d0
<4> [371.533029] ? heartbeat+0x3f7/0x5f0 [i915]
<4> [371.533407] ? heartbeat+0x3f7/0x5f0 [i915]
<4> [371.533725] heartbeat+0x3f7/0x5f0 [i915]
<4> [371.533917] process_one_work+0x26a/0x620
<4> [371.533999] worker_thread+0x37/0x380
<4> [371.534047] ? process_one_work+0x620/0x620
<4> [371.534070] kthread+0x119/0x130
<4> [371.534097] ? kthread_park+0x80/0x80
<4> [371.534148] ret_from_fork+0x3a/0x50
<4> [371.534283]
Showing all locks held in the system:
<4> [371.534310] 4 locks held by kworker/0:1/12:
<4> [371.534327] #0: ffff938bfa08f528 ((wq_completion)events){+.+.}, at:
process_one_work+0x1de/0x620
<4> [371.534379] #1: ffffa5610007fe78
((work_completion)(&(>->requests.retire_work)->work)){+.+.}, at:
process_one_work+0x1de/0x620
<4> [371.534425] #2: ffff938be0040e70 (&timeline->mutex){+.+.}, at:
intel_gt_retire_requests_timeout+0xc5/0x530 [i915]
<4> [371.534906] #3: ffff938bdffec128 (&ce->pin_mutex/1){+.+.}, at:
intel_context_unpin+0x54/0x100 [i915]
<4> [371.535280] 1 lock held by khungtaskd/34:
<4> [371.535299] #0: ffffffff85448220 (rcu_read_lock){....}, at:
debug_show_all_locks+0xe/0x1a0
<4> [371.535356] 3 locks held by kworker/0:2/187:
<4> [371.535372] #0: ffff938bfa08f528 ((wq_completion)events){+.+.}, at:
process_one_work+0x1de/0x620
<4> [371.535411] #1: ffffa56100617e78
((work_completion)(&(&engine->heartbeat.work)->work)){+.+.}, at:
process_one_work+0x1de/0x620
<4> [371.535468] #2: ffff938bf050a070 (&kernel#2){+.+.}, at:
heartbeat+0x3f7/0x5f0 [i915]
<4> [371.535908] 3 locks held by kworker/1:2H/193:
<4> [371.535931] 1 lock held by in:imklog/343:
<4> [371.535948] #0: ffff938bd336aea0 (&f->f_pos_lock){+.+.}, at:
__fdget_pos+0x3a/0x50
<4> [371.535996] 3 locks held by rs:main Q:Reg/344:
<4> [371.536025] 5 locks held by dmesg/1039:
<4> [371.536045] 5 locks held by perf/1186:
<4> [371.536061] #0: ffff938be6ddba80 (&perf->lock){+.+.}, at:
i915_perf_release+0x20/0x40 [i915]
<4> [371.536505] #1: ffff938be0d32878 (&ctx->engines_mutex){+.+.}, at:
lrc_configure_all_contexts+0x26b/0x880 [i915]
<4> [371.537072] #2: ffff938bdffec128 (&ce->pin_mutex){+.+.}, at:
lrc_configure_all_contexts+0x2d7/0x880 [i915]
<4> [371.537516] #3: ffff938bf050a070 (&kernel#2){+.+.}, at:
i915_request_create+0x16/0x1b0 [i915]
<4> [371.538048] #4: ffff938be0040e70 (&timeline->mutex/1){+.+.}, at:
intel_context_prepare_remote_request+0x3f/0x180 [i915]
<4> [371.538414]
<4> [371.538439] =============================================</pre>
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