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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 - [945GSE] warning in drm_atomic_commit on boot"
href="https://bugs.freedesktop.org/show_bug.cgi?id=101937">101937</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[945GSE] warning in drm_atomic_commit on boot
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86 (IA32)
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (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>jano.vesely@gmail.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>Created <span class=""><a href="attachment.cgi?id=133002" name="attach_133002" title="dmesg">attachment 133002</a> <a href="attachment.cgi?id=133002&action=edit" title="dmesg">[details]</a></span>
dmesg
I see this warning when booting 4.12.3. No warning on 4.11.1.
[ 0.563509] ------------[ cut here ]------------
[ 0.563526] WARNING: CPU: 0 PID: 27 at
/usr/src/linux-4.12.3-gentoo/drivers/gpu/drm/drm_atomic_helper.c:842
drm_atomic_helper_update_legacy_modeset_state+0x1f8/0x210
[ 0.563528] Modules linked in:
[ 0.563536] CPU: 0 PID: 27 Comm: kworker/u4:2 Not tainted 4.12.3-gentoo #2
[ 0.563539] Hardware name: Acer AOA110/ , BIOS v0.3310 10/06/2008
[ 0.563562] Workqueue: events_unbound async_run_entry_fn
[ 0.563567] task: f69f2100 task.stack: f6a92000
[ 0.563574] EIP: drm_atomic_helper_update_legacy_modeset_state+0x1f8/0x210
[ 0.563576] EFLAGS: 00210246 CPU: 0
[ 0.563580] EAX: f6037800 EBX: f611dd20 ECX: f60996c0 EDX: f6a34a00
[ 0.563583] ESI: 00000000 EDI: 00000000 EBP: f612a400 ESP: f6a93bac
[ 0.563587] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 0.563591] CR0: 80050033 CR2: ffd8d000 CR3: 01b4e000 CR4: 000006c0
[ 0.563593] Call Trace:
[ 0.563615] ? intel_atomic_commit_tail+0xb12/0x1090
[ 0.563621] ? check_preempt_curr+0x6b/0x80
[ 0.563626] ? ttwu_do_wakeup.isra.84+0x10/0x160
[ 0.563630] ? ttwu_do_activate.isra.85+0x4c/0x60
[ 0.563634] ? try_to_wake_up+0x37/0x410
[ 0.563640] ? __queue_work+0x102/0x3c0
[ 0.563646] ? __i915_sw_fence_complete+0x10d/0x1b0
[ 0.563663] ? ___preempt_schedule+0x8/0xc
[ 0.563669] ? intel_atomic_commit+0x375/0x460
[ 0.563675] ? drm_mode_object_get+0x37/0x50
[ 0.563681] ? refcount_inc+0x9/0x40
[ 0.563687] ? drm_atomic_commit+0x44/0x50
[ 0.563693] ? restore_fbdev_mode+0x14b/0x280
[ 0.563713] ? drm_fb_helper_restore_fbdev_mode_unlocked+0x1f/0x60
[ 0.563719] ? drm_fb_helper_set_par+0x26/0x60
[ 0.563725] ? intel_fbdev_set_par+0xd/0x50
[ 0.563730] ? fbcon_init+0x57d/0x5d0
[ 0.563734] ? con_release_unimap+0x9c/0xc0
[ 0.563741] ? visual_init+0xb0/0x110
[ 0.563746] ? do_bind_con_driver+0x166/0x350
[ 0.563765] ? do_take_over_console+0x126/0x190
[ 0.563769] ? do_fbcon_takeover+0x4f/0xc0
[ 0.563775] ? notifier_call_chain+0x43/0x60
[ 0.563781] ? __blocking_notifier_call_chain+0x36/0x60
[ 0.563786] ? blocking_notifier_call_chain+0x18/0x20
[ 0.563791] ? register_framebuffer+0x1e3/0x320
[ 0.563798] ? drm_fb_helper_initial_config+0x23d/0x3f0
[ 0.563805] ? intel_fbdev_initial_config+0xe/0x30
[ 0.563822] ? async_run_entry_fn+0x32/0xf0
[ 0.563827] ? process_one_work+0x108/0x340
[ 0.563832] ? worker_thread+0x31/0x3a0
[ 0.563836] ? kthread+0xd3/0x100
[ 0.563841] ? process_one_work+0x340/0x340
[ 0.563844] ? kthread_create_on_node+0x30/0x30
[ 0.563850] ? call_usermodehelper_exec_work+0x50/0xb0
[ 0.563856] ? ret_from_fork+0x19/0x24
[ 0.563858] Code: 74 26 00 0f b7 4a 22 89 88 f0 01 00 00 0f b7 52 26 89 90
f4 01 00 00 eb d5 66 90 8d 64 24 10 5b 5e 5f 5d c3 8d b4 26 00 00 00 00 <0f> ff
e9 79 fe ff ff 90 0f ff e9 28 ff ff ff 89 f6 8d bc 27 00
[ 0.563939] ---[ end trace b679e49ee454f6d0 ]---</pre>
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