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<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 - [CI][DRMTIP]igt@kms_flip@2x-flip-vs-absolute-wf_vblank-interruptible - Fail - INFO: task systemd-udevd:326 blocked for more than 61 seconds."
href="https://bugs.freedesktop.org/show_bug.cgi?id=111419">111419</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI][DRMTIP]igt@kms_flip@2x-flip-vs-absolute-wf_vblank-interruptible - Fail - INFO: task systemd-udevd:326 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>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>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_344/fi-skl-6700k2/igt@kms_flip@2x-flip-vs-absolute-wf_vblank-interruptible.html">https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_344/fi-skl-6700k2/igt@kms_flip@2x-flip-vs-absolute-wf_vblank-interruptible.html</a>
<3> [124.194487] INFO: task systemd-udevd:326 blocked for more than 61 seconds.
<3> [124.194498] Tainted: G U W
5.3.0-rc4-g66992026e64f-drmtip_344+ #1
<3> [124.194503] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6> [124.194508] systemd-udevd D12592 326 281 0x80004100
<4> [124.194521] Call Trace:
<4> [124.194538] ? __schedule+0x30e/0x860
<4> [124.194551] schedule+0x2e/0xb0
<4> [124.194561] schedule_preempt_disabled+0xf/0x20
<4> [124.194569] __mutex_lock+0x27c/0x9b0
<4> [124.194586] ? codec_exec_verb+0x9c/0x100 [snd_hda_codec]
<4> [124.194597] ? regcache_mark_dirty+0x17/0x40
<4> [124.194610] ? regcache_mark_dirty+0x17/0x40
<4> [124.194617] regcache_mark_dirty+0x17/0x40
<4> [124.194632] hda_call_codec_resume+0x1d/0x130 [snd_hda_codec]
<4> [124.194649] snd_hda_bus_reset_codecs+0x28/0x70 [snd_hda_codec]
<4> [124.194666] snd_hda_bus_reset+0x2e/0x40 [snd_hda_codec]
<4> [124.194679] codec_exec_verb+0xdd/0x100 [snd_hda_codec]
<4> [124.194696] hda_reg_read+0x88/0x220 [snd_hda_core]
<4> [124.194705] ? regcache_rbtree_read+0x1f/0x60
<4> [124.194714] _regmap_read+0x5f/0x1c0
<4> [124.194723] regmap_read+0x39/0x60
<4> [124.194736] __snd_hdac_regmap_read_raw+0x29/0xa0 [snd_hda_core]
<4> [124.194752] query_pcm_param+0xa0/0xc0 [snd_hda_core]
<4> [124.194765] snd_hdac_query_supported_pcm+0x57/0x270 [snd_hda_core]
<4> [124.194783] hdmi_parse_codec+0x16a/0x480 [snd_hda_codec_hdmi]
<4> [124.194792] ? regmap_write+0x4e/0x60
<4> [124.194805] ? snd_hdac_regmap_write_raw+0x20/0x90 [snd_hda_core]
<4> [124.194821] parse_intel_hdmi+0xd/0xb0 [snd_hda_codec_hdmi]
<4> [124.194834] hda_codec_driver_probe+0x89/0x160 [snd_hda_codec]
<4> [124.194842] ? driver_sysfs_add+0x60/0x90
<4> [124.194850] really_probe+0xea/0x3d0
<4> [124.194860] driver_probe_device+0x10b/0x120
<4> [124.194868] device_driver_attach+0x4a/0x50
<4> [124.194877] __driver_attach+0x97/0x130
<4> [124.194885] ? device_driver_attach+0x50/0x50
<4> [124.194892] bus_for_each_dev+0x74/0xc0
<4> [124.194901] bus_add_driver+0x13f/0x210
<4> [124.194909] ? 0xffffffffc03bc000
<4> [124.194916] driver_register+0x56/0xe0
<4> [124.194923] ? 0xffffffffc03bc000
<4> [124.194930] do_one_initcall+0x58/0x300
<4> [124.194940] ? do_init_module+0x1d/0x1f6
<4> [124.194950] ? rcu_read_lock_sched_held+0x6f/0x80
<4> [124.194958] ? kmem_cache_alloc_trace+0x2d1/0x300
<4> [124.194969] do_init_module+0x56/0x1f6
<4> [124.194978] load_module+0x25bd/0x2a40
<4> [124.195004] ? __se_sys_finit_module+0xd3/0xf0
<4> [124.195012] __se_sys_finit_module+0xd3/0xf0
<4> [124.195028] do_syscall_64+0x55/0x1c0
<4> [124.195037] entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [124.195043] RIP: 0033:0x7fb2dc911839
<4> [124.195056] Code: Bad RIP value.
<4> [124.195062] RSP: 002b:00007ffc7f5511b8 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
<4> [124.195069] RAX: ffffffffffffffda RBX: 000055b27fadc8b0 RCX:
00007fb2dc911839
<4> [124.195074] RDX: 0000000000000000 RSI: 00007fb2dc5f0145 RDI:
0000000000000007
<4> [124.195079] RBP: 00007fb2dc5f0145 R08: 0000000000000000 R09:
00007ffc7f5512d0
<4> [124.195084] R10: 0000000000000007 R11: 0000000000000246 R12:
0000000000000000
<4> [124.195089] R13: 000055b27fb01b60 R14: 0000000000020000 R15:
000055b27fadc8b0
<4> [124.195118] INFO: lockdep is turned off.
<6> [124.195122] task PC stack pid father
<6> [124.195129] systemd S11952 1 0 0x00000000
<4> [124.195139] Call Trace:
<4> [124.195152] ? __schedule+0x30e/0x860
<4> [124.195164] ? ep_poll+0x2c4/0x5b0
<4> [124.195173] schedule+0x2e/0xb0
<4> [124.195181] schedule_hrtimeout_range_clock+0x13e/0x150
<4> [124.195188] ? ep_poll+0x4f1/0x5b0
<4> [124.195200] ? ep_poll+0x2c4/0x5b0
<4> [124.195207] ep_poll+0x2a4/0x5b0
<4> [124.195222] ? wake_up_q+0x80/0x80
<4> [124.195234] do_epoll_wait+0xd2/0xf0
<4> [124.195244] __x64_sys_epoll_wait+0x15/0x20
<4> [124.195250] do_syscall_64+0x55/0x1c0
<4> [124.195259] entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4> [124.195264] RIP: 0033:0x7fd10e5cdbb7
<4> [124.195273] Code: Bad RIP value.
<4> [124.195278] RSP: 002b:00007ffe6da69f80 EFLAGS: 00000293 ORIG_RAX:
00000000000000e8
<4> [124.195285] RAX: ffffffffffffffda RBX: 0000000000000004 RCX:
00007fd10e5cdbb7
<4> [124.195290] RDX: 000000000000003d RSI: 00007ffe6da69fc0 RDI:
0000000000000004
<4> [124.195294] RBP: 00007ffe6da69fc0 R08: 0000000000000000 R09:
7465677261742e79
<4> [124.195300] R10: 00000000ffffffff R11: 0000000000000293 R12:
000000000000003d
<4> [124.195305] R13: 00000000ffffffff R14: 00007ffe6da69fc0 R15:
0000000000000001
<6> [124.195319] kthreadd S14040 2 0 0x80004000</pre>
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