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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 - Occasional GPU Hang: ecode 9:0:0x84dffff8, kernel: 4.7.3,"
href="https://bugs.freedesktop.org/show_bug.cgi?id=97805">97805</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Occasional GPU Hang: ecode 9:0:0x84dffff8, kernel: 4.7.3,
</td>
</tr>
<tr>
<th>Product</th>
<td>DRI
</td>
</tr>
<tr>
<th>Version</th>
<td>XOrg git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</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>artyom.shinkaroff@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=126517" name="attach_126517" title="Dmesg">attachment 126517</a> <a href="attachment.cgi?id=126517&action=edit" title="Dmesg">[details]</a></span>
Dmesg
I observe occasional GPU hangs at least since the kernel 4.7.0. It seems that
it is not concerned with any specific rendering activities as most of the time
I work within a terminal.
The crash from the dmesg looks like this:
[ 624.838943] ------------[ cut here ]------------
[ 624.838956] WARNING: CPU: 1 PID: 2865 at
drivers/gpu/drm/i915/intel_pm.c:3675 skl_update_other_pipe_wm+0x148/0x150
[i915]
[ 624.838957] WARN_ON(!wm_changed)
[ 624.838959] Modules linked in:
[ 624.838960] snd_hda_codec_hdmi snd_hda_codec_realtek snd_hda_codec_generic
uvcvideo videobuf2_vmalloc btusb btrtl videobuf2_memops btintel videobuf2_v4l2
btbcm videobuf2_core bluetooth videodev nvidia_drm(POE) nvidia_modeset(POE)
nvidia(POE) rtsx_pci_sdmmc dell_wmi dell_laptop dell_smbios dcdbas brcmfmac
x86_pkg_temp_thermal snd_hda_intel i915 intel_powerclamp snd_hda_codec brcmutil
coretemp mmc_core snd_hwdep snd_hda_core rtsx_pci mfd_core wmi dell_smo8800
efivarfs
[ 624.838979] CPU: 1 PID: 2865 Comm: X Tainted: P OE 4.7.3-gentoo
#1
[ 624.838980] Hardware name: Dell Inc. XPS 15 9550/0N7TVV, BIOS 01.02.00
04/07/2016
[ 624.838981] 0000000000000000 ffff8804a753b940 ffffffff8135f9d8
ffff8804a753b990
[ 624.838983] 0000000000000000 ffff8804a753b980 ffffffff8108ca06
00000e5b00000003
[ 624.838985] ffff8804a753ba04 ffff8804a8f4a2e0 ffff8804aa1ab000
ffff8804aaa45bd0
[ 624.838987] Call Trace:
[ 624.838991] [<ffffffff8135f9d8>] dump_stack+0x4d/0x65
[ 624.838994] [<ffffffff8108ca06>] __warn+0xc6/0xe0
[ 624.838996] [<ffffffff8108ca6a>] warn_slowpath_fmt+0x4a/0x50
[ 624.839005] [<ffffffffa00d58f8>] skl_update_other_pipe_wm+0x148/0x150
[i915]
[ 624.839013] [<ffffffffa00d5a5c>] skl_update_wm+0x15c/0x5f0 [i915]
[ 624.839024] [<ffffffffa0162da0>] ?
intel_ddi_enable_transcoder_func+0x170/0x240 [i915]
[ 624.839032] [<ffffffffa00d9729>] intel_update_watermarks+0x19/0x20 [i915]
[ 624.839044] [<ffffffffa0145616>] haswell_crtc_enable+0x746/0x8c0 [i915]
[ 624.839057] [<ffffffffa0140fda>] intel_atomic_commit+0x5ea/0x1460 [i915]
[ 624.839059] [<ffffffff8147c014>] ?
drm_atomic_set_crtc_for_connector+0x94/0x100
[ 624.839061] [<ffffffff8147c962>] drm_atomic_commit+0x32/0x50
[ 624.839064] [<ffffffff81459acc>] drm_atomic_helper_set_config+0x7c/0xb0
[ 624.839066] [<ffffffff8146bda0>] drm_mode_set_config_internal+0x60/0x110
[ 624.839068] [<ffffffff814704f4>] drm_mode_setcrtc+0x414/0x530
[ 624.839070] [<ffffffff814626de>] drm_ioctl+0x13e/0x510
[ 624.839071] [<ffffffff814700e0>] ? drm_mode_setplane+0x1c0/0x1c0
[ 624.839074] [<ffffffff811c5edd>] do_vfs_ioctl+0x8d/0x590
[ 624.839076] [<ffffffff81098015>] ? recalc_sigpending+0x15/0x50
[ 624.839078] [<ffffffff811c6454>] SyS_ioctl+0x74/0x80
[ 624.839081] [<ffffffff8183f5db>] entry_SYSCALL_64_fastpath+0x13/0x8f
[ 624.839082] ---[ end trace ee9b30cab71e9ffd ]---
The system is: Linux temanbk 4.7.3-gentoo #1 SMP Thu Sep 8 18:02:23 BST 2016
x86_64 Intel(R) Core(TM) i7-6700HQ CPU @ 2.60GHz GenuineIntel GNU/Linux
The dmesg and error.bz2 are attached.</pre>
</div>
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