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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] igt@pm_rpm@system-suspend - incomplete - task modprobe blocked for more than 60 seconds."
href="https://bugs.freedesktop.org/show_bug.cgi?id=106384">106384</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[CI] igt@pm_rpm@system-suspend - incomplete - task modprobe blocked for more than 60 seconds.
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>XOrg 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>martin.peres@free.fr
</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_30/fi-bsw-n3050/igt@pm_rpm@system-suspend.html">https://intel-gfx-ci.01.org/tree/drm-tip/drmtip_30/fi-bsw-n3050/igt@pm_rpm@system-suspend.html</a>
<3>[ 123.872546] INFO: task modprobe:244 blocked for more than 60 seconds.
<3>[ 123.872583] Tainted: G U W
4.17.0-rc3-g844dd95837ab-drmtip_30+ #1
<3>[ 123.872605] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables
this message.
<6>[ 123.872628] modprobe D12376 244 87 0x80000000
<4>[ 123.872675] Call Trace:
<4>[ 123.872730] ? __schedule+0x349/0xbe0
<4>[ 123.872781] schedule+0x2d/0x90
<4>[ 123.872808] schedule_timeout+0x9a/0x540
<4>[ 123.872850] ? collect_expired_timers+0xa0/0xa0
<4>[ 123.872888] ? msleep+0x13/0x40
<4>[ 123.872924] msleep+0x33/0x40
<4>[ 123.872987] alc283_init+0xf1/0x120 [snd_hda_codec_realtek]
<4>[ 123.873172] alc_init+0x1f/0x590 [snd_hda_codec_realtek]
<4>[ 123.873243] snd_hda_codec_build_controls+0x32/0x200 [snd_hda_codec]
<4>[ 123.873310] hda_codec_driver_probe+0xc1/0x100 [snd_hda_codec]
<4>[ 123.873351] driver_probe_device+0x306/0x480
<4>[ 123.873388] __driver_attach+0xb7/0xe0
<4>[ 123.873415] ? driver_probe_device+0x480/0x480
<4>[ 123.873443] ? driver_probe_device+0x480/0x480
<4>[ 123.873473] bus_for_each_dev+0x74/0xc0
<4>[ 123.873512] bus_add_driver+0x15f/0x250
<4>[ 123.873552] ? 0xffffffffc040a000
<4>[ 123.873601] driver_register+0x52/0xc0
<4>[ 123.873641] ? 0xffffffffc040a000
<4>[ 123.873686] do_one_initcall+0x58/0x370
<4>[ 123.873742] ? do_init_module+0x1d/0x1ea
<4>[ 123.873791] ? rcu_read_lock_sched_held+0x6f/0x80
<4>[ 123.873836] ? kmem_cache_alloc_trace+0x282/0x2e0
<4>[ 123.873884] do_init_module+0x56/0x1ea
<4>[ 123.873917] load_module+0x2435/0x2b20
<4>[ 123.874085] ? __se_sys_finit_module+0xd3/0xf0
<4>[ 123.874119] __se_sys_finit_module+0xd3/0xf0
<4>[ 123.874184] do_syscall_64+0x55/0x190
<4>[ 123.874217] entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4>[ 123.874243] RIP: 0033:0x7f9ac4ad3839
<4>[ 123.874264] RSP: 002b:00007ffe07b4ef28 EFLAGS: 00000246 ORIG_RAX:
0000000000000139
<4>[ 123.874296] RAX: ffffffffffffffda RBX: 000055fd08177aa0 RCX:
00007f9ac4ad3839
<4>[ 123.874317] RDX: 0000000000000000 RSI: 000055fd07f66c2e RDI:
0000000000000001
<4>[ 123.874338] RBP: 000055fd07f66c2e R08: 0000000000000000 R09:
0000000000000001
<4>[ 123.874371] R10: 0000000000000001 R11: 0000000000000246 R12:
0000000000000000
<4>[ 123.874414] R13: 000055fd08170350 R14: 0000000000040000 R15:
000055fd08177aa0
<4>[ 123.874485] INFO: lockdep is turned off.
<4>[ 123.874508] NMI backtrace for cpu 0
<4>[ 123.874535] CPU: 0 PID: 26 Comm: khungtaskd Tainted: G U W
4.17.0-rc3-g844dd95837ab-drmtip_30+ #1
<4>[ 123.874557] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016
<4>[ 123.874575] Call Trace:
<4>[ 123.874609] dump_stack+0x67/0x9b
<4>[ 123.874643] nmi_cpu_backtrace+0xb4/0xc0
<4>[ 123.874675] ? lapic_can_unplug_cpu+0x90/0x90
<4>[ 123.874729] nmi_trigger_cpumask_backtrace+0xb7/0xf0
<4>[ 123.874782] watchdog+0x3d1/0x5f0
<4>[ 123.874828] ? reset_hung_task_detector+0x10/0x10
<4>[ 123.874855] kthread+0x119/0x130
<4>[ 123.874884] ? _kthread_create_on_node+0x60/0x60
<4>[ 123.874918] ret_from_fork+0x3a/0x50
<6>[ 123.874981] Sending NMI from CPU 0 to CPUs 1:
<4>[ 123.875544] NMI backtrace for cpu 1
<4>[ 123.875553] CPU: 1 PID: 335 Comm: in:imklog Tainted: G U W
4.17.0-rc3-g844dd95837ab-drmtip_30+ #1
<4>[ 123.875559] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016
<4>[ 123.875563] RIP: 0010:__lock_acquire+0x451/0x1b50
<4>[ 123.875569] RSP: 0018:ffffa00dc051fc40 EFLAGS: 00000046
<4>[ 123.875577] RAX: 0000000000000001 RBX: 0000000000000000 RCX:
0000000000000000
<4>[ 123.875582] RDX: 0000000000000000 RSI: e604c7afba7e4a00 RDI:
0000000000000000
<4>[ 123.875587] RBP: ffffa00dc051fd20 R08: ffffffff880fb8fa R09:
0000000000000001
<4>[ 123.875592] R10: 0000000000000000 R11: ffffffff89244598 R12:
ffff9b52ada20040
<4>[ 123.875597] R13: 0000000000000001 R14: 0000000000000000 R15:
0000000000000046
<4>[ 123.875602] FS: 00007efd3474a700(0000) GS:ffff9b52bfd00000(0000)
knlGS:0000000000000000
<4>[ 123.875607] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
<4>[ 123.875611] CR2: 00007f07c9b92208 CR3: 000000016949e000 CR4:
00000000001006e0
<4>[ 123.875614] Call Trace:
<4>[ 123.875618] ? vsnprintf+0xf2/0x4b0
<4>[ 123.875622] ? trace_hardirqs_on_thunk+0x1a/0x1c
<4>[ 123.875625] ? lock_acquire+0xa6/0x210
<4>[ 123.875629] lock_acquire+0xa6/0x210
<4>[ 123.875632] ? do_syslog+0x38a/0x520
<4>[ 123.875636] _raw_spin_lock+0x2a/0x40
<4>[ 123.875639] ? do_syslog+0x38a/0x520
<4>[ 123.875642] do_syslog+0x38a/0x520
<4>[ 123.875646] ? __fdget_pos+0x3a/0x50
<4>[ 123.875649] kmsg_read+0x39/0x50
<4>[ 123.875653] proc_reg_read+0x37/0x60
<4>[ 123.875656] __vfs_read+0x31/0x150
<4>[ 123.875659] vfs_read+0x9e/0x140
<4>[ 123.875662] ksys_read+0x50/0xc0
<4>[ 123.875666] do_syscall_64+0x55/0x190
<4>[ 123.875670] entry_SYSCALL_64_after_hwframe+0x49/0xbe
<4>[ 123.875674] RIP: 0033:0x7efd375fc384
<4>[ 123.875677] RSP: 002b:00007efd347294c0 EFLAGS: 00000246 ORIG_RAX:
0000000000000000
<4>[ 123.875687] RAX: ffffffffffffffda RBX: 0000000000000005 RCX:
00007efd375fc384
<4>[ 123.875691] RDX: 0000000000001fa0 RSI: 00007efd34729d00 RDI:
0000000000000005
<4>[ 123.875696] RBP: 00007efd34729d00 R08: 0000000000000000 R09:
000055b9a0df7fd8
<4>[ 123.875701] R10: 2ce33e6c02ce33e7 R11: 0000000000000246 R12:
0000000000001fa0
<4>[ 123.875706] R13: 0000000000001fa0 R14: 0000000000001f9f R15:
00007efd34729f38
<4>[ 123.875708] Code: 48 c7 c7 66 f1 06 89 e8 f7 53 01 00 65 48 8b 3c 25 80
4e 01 00 e8 90 da ff ff e8 ab dc ff ff e8 0b 06 84 00 45 31 f6 48 8b 75 c8 <65>
48 33 34 25 28 00 00 00 44 89 f0 0f 85 f8 0d 00 00 48 81 c4
<0>[ 123.879930] Kernel panic - not syncing: hung_task: blocked tasks
<4>[ 123.879975] CPU: 1 PID: 26 Comm: khungtaskd Tainted: G U W
4.17.0-rc3-g844dd95837ab-drmtip_30+ #1
<4>[ 123.879998] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0058.2016.1102.1842 11/02/2016
<4>[ 123.880016] Call Trace:
<4>[ 123.880056] dump_stack+0x67/0x9b
<4>[ 123.880092] panic+0xde/0x22d
<4>[ 123.880149] watchdog+0x3dd/0x5f0
<4>[ 123.880191] ? reset_hung_task_detector+0x10/0x10
<4>[ 123.880218] kthread+0x119/0x130
<4>[ 123.880249] ? _kthread_create_on_node+0x60/0x60
<4>[ 123.880285] ret_from_fork+0x3a/0x50</pre>
</div>
</p>
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