<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Feb 10, 2017 at 9:06 PM, Marcel Telka <span dir="ltr"><<a href="mailto:marcel@telka.sk" target="_blank">marcel@telka.sk</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">I just did on my T520:<br>
<br>
mdb -kwe 'i915_try_reset/W 1'<br>
<br>
I'll report back in few days if it won't hang (or sooner, if it will).<br></blockquote><div><br></div><div>You can trigger it by running glx_gears in non-synced mode: vblank_mode=0 glxgears<br><br></div><div>See if the GPU hangs 2-3 seconds then continues.<br></div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
<br>
Thanks.<br>
<div class="HOEnZb"><div class="h5"><br>
<br>
On Fri, Feb 10, 2017 at 02:39:07PM -0500, Gordon Ross wrote:<br>
> I've heard this happens on the Lenovo W520 (and maybe others)<br>
> Can anyone try this for me? Thanks.<br>
><br>
><br>
> ---------- Forwarded message ----------<br>
> From: illumos project <<a href="mailto:devnull@illumos.org">devnull@illumos.org</a>><br>
> Date: Fri, Feb 10, 2017 at 2:37 PM<br>
> Subject: [Graphics/DRM - Bug #7716] drm hang with ring dumps in messages<br>
> To:<br>
><br>
><br>
> Issue #7716 has been updated by Gordon Ross.<br>
><br>
><br>
> Can anyone with one of the systems affected by this hang try setting<br>
> i915_try_reset = true<br>
> (you can use mdb -kw to set it)<br>
> and report back with the result? Thanks!<br>
><br>
> ------------------------------<wbr>----------<br>
> Bug #7716: drm hang with ring dumps in messages<br>
> <a href="https://www.illumos.org/issues/7716#change-18715" rel="noreferrer" target="_blank">https://www.illumos.org/<wbr>issues/7716#change-18715</a><br>
><br>
> * Author: Marcel Telka<br>
> * Status: New<br>
> * Priority: Normal<br>
> * Assignee:<br>
> * Category:<br>
> * Target version:<br>
> * Difficulty: Medium<br>
> * Tags: needs-triage<br>
> ------------------------------<wbr>----------<br>
> I face the drm hang with the flood of ring dumps in the<br>
> /var/adm/messages (attached). After the hang the screen shows the<br>
> distorted image and Xorg core dumps. The only way I found how to get<br>
> out of this is reboot.<br>
><br>
> Here is the beginning of the messages log:<br>
><br>
> <pre><br>
> Jan 2 11:41:32 telcontar drm: [ID 300979 kern.warning] WARNING:<br>
> [drm:ring_dump:881] Dump render ring ring<br>
> Jan 2 11:41:32 telcontar drm: [ID 834546 kern.warning] WARNING:<br>
> [drm:ring_dump:882] HEAD 0x14d04 TAIL 0x14e28<br>
> Jan 2 11:41:32 telcontar drm: [ID 628728 kern.warning] WARNING:<br>
> [drm:ring_dump:883] seq 3742159<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a34]: 0x12044<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a38]: 0x3919c9<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a3c]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a40]: 0x11000001<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a44]: 0x22040<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a48]: 0x3919c9<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a4c]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a50]: 0x10800001<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a54]: 0x80<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a58]: 0x3919c9<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a5c]: 0x1000000<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a60]: 0xb160001<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a64]: 0x3919c9<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a68]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a6c]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a70]: 0x7a000003<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a74]: 0x100002<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a78]: 0x261084<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a7c]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a80]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a84]: 0x0<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a88]: 0x7a000003<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a8c]: 0x4000<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a90]: 0x261084<br>
> Jan 2 11:41:32 telcontar drm: [ID 994420 kern.warning] WARNING:<br>
> [drm:ring_dump:890] render ring[0x14a94]: 0x0<br>
><br>
> ...<br>
> </pre><br>
><br>
> This hang happens usually in less than 24 hours after the boot, but<br>
> sometimes the machine survives for several days. The machine is<br>
> Lenovo T520 with this graphics controller (scanpci):<br>
><br>
> <pre><br>
> pci bus 0x0000 cardnum 0x02 function 0x00: vendor 0x8086 device 0x0126<br>
> Intel Corporation 2nd Generation Core Processor Family Integrated<br>
> Graphics Controller<br>
> </pre><br>
><br>
> IIRC, this started to happen once I updated from older drm binaries<br>
> (made by Martin Bochnig) to the gfx-drm work available in recent OI<br>
> Hipster.<br>
><br>
> ---Files----------------------<wbr>----------<br>
> messages (695 KB)<br>
><br>
><br>
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</div></div><span class="HOEnZb"><font color="#888888">--<br>
+-----------------------------<wbr>--------------+<br>
| Marcel Telka e-mail: <a href="mailto:marcel@telka.sk">marcel@telka.sk</a> |<br>
| homepage: <a href="http://telka.sk/" rel="noreferrer" target="_blank">http://telka.sk/</a> |<br>
| jabber: <a href="mailto:marcel@jabber.sk">marcel@jabber.sk</a> |<br>
+-----------------------------<wbr>--------------+<br>
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</div></div></blockquote></div><br><br clear="all"><br>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><font style="font-family:courier new,monospace" size="1">---<br>Praise the Caffeine embeddings<br></font></div></div></div></div>
</div></div>