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<head>
<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 - [i915] vblank wait timed out on crtc"
href="https://bugs.freedesktop.org/show_bug.cgi?id=96441">96441</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>[i915] vblank wait timed out on crtc
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Hardware</th>
<td>Other
</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>malcolmlewis@opensuse.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>Hi
I'm using kernel 4.4.11 on SLED 12 and am getting the following journalctl
entries as follows;
Jun 08 11:35:56 mizz-piggy kernel: ------------[ cut here ]------------
Jun 08 11:35:56 mizz-piggy kernel: WARNING: CPU: 1 PID: 229 at
../drivers/gpu/drm/drm_irq.c:1326 drm_wait_one_vblank+0x136/0x170 [drm]()
Jun 08 11:35:56 mizz-piggy kernel: vblank wait timed out on crtc 0
Jun 08 11:35:56 mizz-piggy kernel: Modules linked in: raid6_pq(+) sr_mod cdrom
sd_mod ata_generic hid_generic usbhid ata_piix uas usb_stora
Jun 08 11:35:56 mizz-piggy kernel: Supported: Yes
Jun 08 11:35:56 mizz-piggy kernel: CPU: 1 PID: 229 Comm: plymouthd Tainted: G
W 4.4.11-41-default #1
Jun 08 11:35:56 mizz-piggy kernel: Hardware name: Apple Inc.
MacBook3,1/Mac-F22788C8, BIOS MB31.88Z.008E.B02.0803051832 03/05/08
Jun 08 11:35:56 mizz-piggy kernel: 0000000000000000 ffffffff81309f40
ffff88003f433978 ffffffffa019b27d
Jun 08 11:35:56 mizz-piggy kernel: ffffffff8107c021 0000000000000000
ffff88003f4339c8 0000000000000000
Jun 08 11:35:56 mizz-piggy kernel: 000000000000000a ffff88003faab008
ffffffff8107c09c ffffffffa019e028
Jun 08 11:35:56 mizz-piggy kernel: Call Trace:
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81019a99>] dump_trace+0x59/0x310
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81019e3a>]
show_stack_log_lvl+0xea/0x170
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8101abc1>] show_stack+0x21/0x40
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81309f40>] dump_stack+0x5c/0x7c
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8107c021>]
warn_slowpath_common+0x81/0xb0
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8107c09c>]
warn_slowpath_fmt+0x4c/0x50
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa0170196>]
drm_wait_one_vblank+0x136/0x170 [drm]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa037ee7e>]
intel_pre_disable_primary+0x4e/0x80 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa037f094>]
intel_pre_plane_update+0xf4/0x120 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa037f5c9>]
intel_atomic_commit+0xd9/0x660 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa038501b>]
intel_release_load_detect_pipe+0xeb/0x160 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa03bc4e5>]
intel_tv_detect+0x375/0x570 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa0114ba4>]
drm_helper_probe_single_connector_modes_merge_bits+0x2d4/0x480 [drm_kms_helper]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa017b812>]
drm_mode_getconnector+0x322/0x390 [drm]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa016e56f>] drm_ioctl+0x21f/0x440
[drm]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81209f0d>]
do_vfs_ioctl+0x2cd/0x4a0
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8120a154>] SyS_ioctl+0x74/0x80
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff815e64ee>]
entry_SYSCALL_64_fastpath+0x12/0x6d
Jun 08 11:35:56 mizz-piggy kernel: DWARF2 unwinder stuck at
entry_SYSCALL_64_fastpath+0x12/0x6d
Jun 08 11:35:56 mizz-piggy kernel:
Jun 08 11:35:56 mizz-piggy kernel: Leftover inexact backtrace:
Jun 08 11:35:56 mizz-piggy kernel: ---[ end trace 232fcfda67f553b3 ]---
Jun 08 11:35:56 mizz-piggy kernel: raid6: sse2x4 gen() 5842 MB/s
Jun 08 11:35:56 mizz-piggy kernel: ------------[ cut here ]------------
Jun 08 11:35:56 mizz-piggy kernel: WARNING: CPU: 1 PID: 229 at
../drivers/gpu/drm/drm_irq.c:1326 drm_wait_one_vblank+0x136/0x170 [drm]()
Jun 08 11:35:56 mizz-piggy kernel: vblank wait timed out on crtc 0
Jun 08 11:35:56 mizz-piggy kernel: Modules linked in: raid6_pq(+) sr_mod cdrom
sd_mod ata_generic hid_generic usbhid ata_piix uas usb_stora
Jun 08 11:35:56 mizz-piggy kernel: Supported: Yes
Jun 08 11:35:56 mizz-piggy kernel: CPU: 1 PID: 229 Comm: plymouthd Tainted: G
W 4.4.11-41-default #1
Jun 08 11:35:56 mizz-piggy kernel: Hardware name: Apple Inc.
MacBook3,1/Mac-F22788C8, BIOS MB31.88Z.008E.B02.0803051832 03/05/08
Jun 08 11:35:56 mizz-piggy kernel: 0000000000000000 ffffffff81309f40
ffff88003f433990 ffffffffa019b27d
Jun 08 11:35:56 mizz-piggy kernel: ffffffff8107c021 0000000000000000
ffff88003f4339e0 0000000000000000
Jun 08 11:35:56 mizz-piggy kernel: 000000000000000a ffff88003faab008
ffffffff8107c09c ffffffffa019e028
Jun 08 11:35:56 mizz-piggy kernel: Call Trace:
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81019a99>] dump_trace+0x59/0x310
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81019e3a>]
show_stack_log_lvl+0xea/0x170
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8101abc1>] show_stack+0x21/0x40
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81309f40>] dump_stack+0x5c/0x7c
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8107c021>]
warn_slowpath_common+0x81/0xb0
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8107c09c>]
warn_slowpath_fmt+0x4c/0x50
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa0170196>]
drm_wait_one_vblank+0x136/0x170 [drm]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa0379f9f>]
i9xx_crtc_disable+0x2f/0x420 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa037f5ea>]
intel_atomic_commit+0xfa/0x660 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa038501b>]
intel_release_load_detect_pipe+0xeb/0x160 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa03bc4e5>]
intel_tv_detect+0x375/0x570 [i915]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa0114ba4>]
drm_helper_probe_single_connector_modes_merge_bits+0x2d4/0x480 [drm_kms_helper]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa017b812>]
drm_mode_getconnector+0x322/0x390 [drm]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffffa016e56f>] drm_ioctl+0x21f/0x440
[drm]
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff81209f0d>]
do_vfs_ioctl+0x2cd/0x4a0
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff8120a154>] SyS_ioctl+0x74/0x80
Jun 08 11:35:56 mizz-piggy kernel: [<ffffffff815e64ee>]
entry_SYSCALL_64_fastpath+0x12/0x6d
Jun 08 11:35:56 mizz-piggy kernel: DWARF2 unwinder stuck at
entry_SYSCALL_64_fastpath+0x12/0x6d
Jun 08 11:35:56 mizz-piggy kernel:
Jun 08 11:35:56 mizz-piggy kernel: Leftover inexact backtrace:
Jun 08 11:35:56 mizz-piggy kernel: ---[ end trace 232fcfda67f553b4 ]---
Whilst I don't see any effects with normal use, they do fill the logs at random
times.
Environment;
- System: MacBook3,1 A1181
- GPU: Intel GMA X3100;
VGA compatible controller [0300]: Intel Corporation Mobile GM965/GL960
Integrated Graphics Controller (primary) [8086:2a02] (rev 03)
- OS: SUSE Linux Enterprise 12 SP2 Beta2
I also have an open SUSE bug reference
<a href="https://bugzilla.suse.com/show_bug.cgi?id=980429">https://bugzilla.suse.com/show_bug.cgi?id=980429</a> as well.</pre>
</div>
</p>
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<ul>
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<li>You are the assignee for the bug.</li>
<li>You are the QA Contact for the bug.</li>
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