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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 - 4.3.0-rc5 triggers warning in intel_pipe_config_compare"
href="https://bugs.freedesktop.org/show_bug.cgi?id=92456">92456</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>4.3.0-rc5 triggers warning in intel_pipe_config_compare
</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>oliver@neukum.org
</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=118866" name="attach_118866" title="lspci -v">attachment 118866</a> <a href="attachment.cgi?id=118866&action=edit" title="lspci -v">[details]</a></span>
lspci -v
This is on an HP Laptop with Intel and Nvidia GPUs. The internal display is
used and the laptop docked but without an external monitor.
[ 6.842218] [drm:intel_pipe_config_compare [i915]] *ERROR* mismatch in
has_drrs (expected 1, found 0)
[ 6.842219] ------------[ cut here ]------------
[ 6.842238] WARNING: CPU: 6 PID: 259 at
drivers/gpu/drm/i915/intel_display.c:12724
intel_modeset_check_state+0x575/0x8e0 [i915]()
[ 6.842238] pipe state doesn't match!
[ 6.842246] Modules linked in: crc32c_intel(E) i915(E) i2c_algo_bit(E)
ahci(E) libahci(E) drm_kms_helper(E) ehci_pci(E) syscopyarea(E) sysfillrect(E)
sysimgblt(E) ehci_hcd(E) fb_sys_fops(E) libata(E) usbcore(E) usb_common(E
) drm(E) wmi(E) video(E) button(E) sg(E) scsi_mod(E) autofs4(E)
[ 6.842248] CPU: 6 PID: 259 Comm: kworker/6:2 Tainted: G E
4.3.0-rc5-default+ #1
[ 6.842249] Hardware name: Hewlett-Packard HP EliteBook 8780w/190A, BIOS L70
Ver. 93.01 05/17/2013
[ 6.842254] Workqueue: events output_poll_execute [drm_kms_helper]
[ 6.842256] ffffffffa030e900 ffff88068f8abb58 ffffffff812e3e26
ffff88068f8abba0
[ 6.842257] ffff88068f8abb90 ffffffff810647a6 ffff88068fab6800
ffff88068fbc5000
[ 6.842258] ffff88068e15db50 ffff880692bbe000 ffff88068f02ba00
ffff88068f8abbf0
[ 6.842258] Call Trace:
[ 6.842262] [<ffffffff812e3e26>] dump_stack+0x44/0x5e
[ 6.842265] [<ffffffff810647a6>] warn_slowpath_common+0x86/0xc0
[ 6.842267] [<ffffffff8106482c>] warn_slowpath_fmt+0x4c/0x50
[ 6.842282] [<ffffffffa02a19a5>] intel_modeset_check_state+0x575/0x8e0
[i915]
[ 6.842299] [<ffffffffa02ad202>] intel_atomic_commit+0x5d2/0x630 [i915]
[ 6.842312] [<ffffffffa0090a07>] drm_atomic_commit+0x37/0x60 [drm]
[ 6.842316] [<ffffffffa01f5293>] restore_fbdev_mode+0x2a3/0x2e0
[drm_kms_helper]
[ 6.842320] [<ffffffffa01f72c3>]
drm_fb_helper_restore_fbdev_mode_unlocked+0x33/0x80 [drm_kms_helper]
[ 6.842323] [<ffffffffa01f733c>] drm_fb_helper_set_par+0x2c/0x50
[drm_kms_helper]
[ 6.842326] [<ffffffffa01f7242>] drm_fb_helper_hotplug_event+0xa2/0xf0
[drm_kms_helper]
[ 6.842346] [<ffffffffa02c260e>] intel_fbdev_output_poll_changed+0x1e/0x30
[i915]
[ 6.842349] [<ffffffffa01eb557>] drm_kms_helper_hotplug_event+0x27/0x30
[drm_kms_helper]
[ 6.842351] [<ffffffffa01eb62d>] output_poll_execute+0x6d/0x1d0
[drm_kms_helper]
[ 6.842353] [<ffffffff8107c119>] process_one_work+0x149/0x3e0
[ 6.842355] [<ffffffff8107c94a>] worker_thread+0x11a/0x460
[ 6.842357] [<ffffffff815a2d6d>] ? __schedule+0x33d/0x8f0
[ 6.842359] [<ffffffff8107c830>] ? max_active_store+0x60/0x60
[ 6.842360] [<ffffffff81081d69>] kthread+0xc9/0xe0
[ 6.842361] [<ffffffff81081ca0>] ? kthread_park+0x60/0x60
[ 6.842362] [<ffffffff815a6f9f>] ret_from_fork+0x3f/0x70
[ 6.842363] [<ffffffff81081ca0>] ? kthread_park+0x60/0x60
[ 6.842364] ---[ end trace c65beefcd9389153 ]---
[ 6.842442] Console: switching to colour frame buffer device 200x56
[ 6.849059] i915 0000:00:02.0: fb0: inteldrmfb frame buffer device</pre>
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