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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 - [bsw hdmi] sporadic vblank timeouts"
href="https://bugs.freedesktop.org/show_bug.cgi?id=91655">91655</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[bsw hdmi] sporadic vblank timeouts
</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>chris@chris-wilson.co.uk
</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>[20948.578406] WARNING: CPU: 0 PID: 1128 at drivers/gpu/drm/drm_irq.c:1180
drm_wait_one_vblank+0x144/0x190()
[20948.578415] vblank wait timed out on crtc 2
[20948.578429] CPU: 0 PID: 1128 Comm: Xorg Tainted: G W 4.2.0-rc6+
#53
[20948.578436] Hardware name: /NUC5CPYB, BIOS
PYBSWCEL.86A.0027.2015.0507.1758 05/07/2015
[20948.578445] ffffffff81ac807b ffff880275393a58 ffffffff815f9ab3
0000000000000007
[20948.578460] ffff880275393aa8 ffff880275393a98 ffffffff8106e175
ffff880275393af8
[20948.578472] ffff880277adf800 0000000000000002 000000000012ddbc
ffff88007144eb28
[20948.578485] Call Trace:
[20948.578504] [<ffffffff815f9ab3>] dump_stack+0x45/0x57
[20948.578516] [<ffffffff8106e175>] warn_slowpath_common+0x85/0xc0
[20948.578538] [<ffffffff8106e226>] warn_slowpath_fmt+0x46/0x50
[20948.578558] [<ffffffff810a37e9>] ? finish_wait+0x59/0x70
[20948.578574] [<ffffffff81343cf4>] drm_wait_one_vblank+0x144/0x190
[20948.578592] [<ffffffff810a32a0>] ? __wake_up_common+0x90/0x90
[20948.578612] [<ffffffff813d5280>] intel_atomic_commit+0x3a0/0x1390
[20948.578631] [<ffffffff8135d2c4>] ? drm_atomic_check_only+0x1d4/0x590
[20948.578648] [<ffffffff8135c6c1>] ?
drm_atomic_get_connector_state+0x51/0x120
[20948.578663] [<ffffffff8135d6b7>] drm_atomic_commit+0x37/0x60
[20948.578678] [<ffffffff8133b9b4>] drm_atomic_helper_set_config+0x1c4/0x430
[20948.578697] [<ffffffff8134cea6>] drm_mode_set_config_internal+0x66/0x100
[20948.578713] [<ffffffff8134d329>] drm_mode_setcrtc+0x189/0x4e0
[20948.578731] [<ffffffff813423d6>] drm_ioctl+0x196/0x620
[20948.578752] [<ffffffff811618fa>] do_vfs_ioctl+0x2ba/0x490
[20948.578772] [<ffffffff811531d8>] ? __sb_end_write+0x38/0x70
[20948.578790] [<ffffffff81150585>] ? vfs_write+0x175/0x190
[20948.578806] [<ffffffff81161b11>] SyS_ioctl+0x41/0x70
[20948.578824] [<ffffffff8160035b>] entry_SYSCALL_64_fastpath+0x16/0x6e
[20948.578838] ---[ end trace 4e73fc07bd8838ba ]---</pre>
</div>
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