<html>
<head>
<base href="https://bugs.freedesktop.org/" />
</head>
<body><span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [all Regression]igt/drv_module_reload causes "WARNING: CPU: 5 PID: 3993 at drivers/gpu/drm/i915/i915_irq.c:154 ironlake_disable_vblank+0x40/0x52 [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=83868">bug 83868</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Summary</td>
<td>[SNB/HSW Regression]igt/drv_module_reload causes "WARNING: CPU: 5 PID: 3993 at drivers/gpu/drm/i915/i915_irq.c:154 ironlake_disable_vblank+0x40/0x52 [i915]()"
</td>
<td>[all Regression]igt/drv_module_reload causes "WARNING: CPU: 5 PID: 3993 at drivers/gpu/drm/i915/i915_irq.c:154 ironlake_disable_vblank+0x40/0x52 [i915]()"
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [all Regression]igt/drv_module_reload causes "WARNING: CPU: 5 PID: 3993 at drivers/gpu/drm/i915/i915_irq.c:154 ironlake_disable_vblank+0x40/0x52 [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=83868#c1">Comment # 1</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [all Regression]igt/drv_module_reload causes "WARNING: CPU: 5 PID: 3993 at drivers/gpu/drm/i915/i915_irq.c:154 ironlake_disable_vblank+0x40/0x52 [i915]()""
href="https://bugs.freedesktop.org/show_bug.cgi?id=83868">bug 83868</a>
from <span class="vcard"><a class="email" href="mailto:huax.lu@intel.com" title="lu hua <huax.lu@intel.com>"> <span class="fn">lu hua</span></a>
</span></b>
<pre>It impacts all platforms.
[ 33.023954] Call Trace:
[ 33.023957] [<ffffffff81841018>] dump_stack+0x46/0x58
[ 33.023959] [<ffffffff81074ccc>] ? down_trylock+0x2c/0x37
[ 33.023961] [<ffffffff8183d0fb>] print_circular_bug+0x2ad/0x2be
[ 33.023962] [<ffffffff81078fa1>] __lock_acquire+0x10ac/0x1803
[ 33.023963] [<ffffffff81079c08>] lock_acquire+0xd3/0x10d
[ 33.023964] [<ffffffff81433435>] ? store_bind+0x1f0/0x221
[ 33.023965] [<ffffffff8107a43e>] ? trace_hardirqs_on+0xd/0xf
[ 33.023966] [<ffffffff8108550d>] console_lock+0x41/0x60
[ 33.023967] [<ffffffff81433435>] ? store_bind+0x1f0/0x221
[ 33.023969] [<ffffffff8139efca>] ? simple_strtoul+0x9/0xb
[ 33.023970] [<ffffffff81433435>] store_bind+0x1f0/0x221
[ 33.023971] [<ffffffff81450034>] dev_attr_store+0x18/0x24
[ 33.023973] [<ffffffff811a7f4b>] sysfs_kf_write+0x4a/0x52
[ 33.023974] [<ffffffff811a71e0>] kernfs_fop_write+0xe9/0x132
[ 33.023975] [<ffffffff81143248>] vfs_write+0xbe/0x19a
[ 33.023977] [<ffffffff81143552>] SyS_write+0x4a/0x91
[ 33.023978] [<ffffffff81848712>] system_call_fastpath+0x12/0x17
[ 33.024031] Console: switching to colour dummy device 80x25
[ 33.063395] drm_kms_helper: drm: unregistered panic notifier
[ 33.081080] ------------[ cut here ]------------
[ 33.081102] WARNING: CPU: 0 PID: 3726 at drivers/gpu/drm/i915/i915_irq.c:154
ironlake_disable_display_irq+0x36/0x77 [i915]()</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are the QA Contact for the bug.</li>
<li>You are on the CC list for the bug.</li>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>