<html>
<head>
<base href="https://bugs.freedesktop.org/">
</head>
<body><span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span> changed
<a class="bz_bug_link
bz_status_NEW "
title="NEW - [drm] GPU HANG: ecode 9:0:0x85dfbfff, in firefox [881], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94002">bug 94002</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;">QA Contact</td>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
<td>
</td>
</tr>
<tr>
<td style="text-align:right;">Version</td>
<td>XOrg git
</td>
<td>11.1
</td>
</tr>
<tr>
<td style="text-align:right;">Component</td>
<td>DRM/Intel
</td>
<td>Drivers/DRI/i915
</td>
</tr>
<tr>
<td style="text-align:right;">Assignee</td>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<td style="text-align:right;">Product</td>
<td>DRI
</td>
<td>Mesa
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_NEW "
title="NEW - [drm] GPU HANG: ecode 9:0:0x85dfbfff, in firefox [881], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94002#c9">Comment # 9</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW - [drm] GPU HANG: ecode 9:0:0x85dfbfff, in firefox [881], reason: Ring hung, action: reset"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94002">bug 94002</a>
from <span class="vcard"><a class="email" href="mailto:yann.argotti@intel.com" title="yann <yann.argotti@intel.com>"> <span class="fn">yann</span></a>
</span></b>
<pre>There were workarounds on SKL pushed in kernel, so please re-test with latest
kernel to see if it has some benefits on that work.
In parallel, assigning to Mesa product (please let me know if I am mistaken
with this GPU Hang).
>From this error dump, hung is happening in render ring batch with active head
at 0xfff5d9cc, with 0x7a000004 (PIPE_CONTROL) as IPEHR.
Batch extract (around 0xfff5d9cc):
Bad length 7 in (null), expected 6-6
0xfff5d980: 0x7b000005: 3DPRIMITIVE: fail sequential
0xfff5d984: 0x0000000f: vertex count
0xfff5d988: 0x00000003: start vertex
0xfff5d98c: 0x00000000: instance count
0xfff5d990: 0x00000001: start instance
0xfff5d994: 0x00000000: index bias
0xfff5d998: 0x00000000: MI_NOOP
Bad count in PIPE_CONTROL
0xfff5d99c: 0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfff5d9a0: 0x00000000: destination address
0xfff5d9a4: 0x00000000: immediate dword low
0xfff5d9a8: 0x00000000: immediate dword high
Bad count in PIPE_CONTROL
0xfff5d9b4: 0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfff5d9b8: 0x00101c11: destination address
0xfff5d9bc: 0x00000000: immediate dword low
0xfff5d9c0: 0x00000000: immediate dword high
Bad count in PIPE_CONTROL
0xfff5d9cc: 0x7a000004: PIPE_CONTROL: no write, no depth stall, no RC
write flush, no inst flush
0xfff5d9d0: 0x00000000: destination address
0xfff5d9d4: 0x00000000: immediate dword low
0xfff5d9d8: 0x00000000: immediate dword high</pre>
</div>
</p>
<hr>
<span>You are receiving this mail because:</span>
<ul>
<li>You are on the CC list for the bug.</li>
<li>You are the QA Contact for the bug.</li>
<li>You are the assignee for the bug.</li>
</ul>
</body>
</html>