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<base href="https://bugs.freedesktop.org/" />
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<th>Priority</th>
<td>medium
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<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [NV50] errors with DMA PUSHER and idle channel"
href="https://bugs.freedesktop.org/show_bug.cgi?id=79532">79532</a>
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<th>Assignee</th>
<td>nouveau@lists.freedesktop.org
</td>
</tr>
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<th>Summary</th>
<td>[NV50] errors with DMA PUSHER and idle channel
</td>
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<th>Severity</th>
<td>normal
</td>
</tr>
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<th>Classification</th>
<td>Unclassified
</td>
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<th>OS</th>
<td>All
</td>
</tr>
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<th>Reporter</th>
<td>mattia.b89@gmail.com
</td>
</tr>
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<th>Hardware</th>
<td>Other
</td>
</tr>
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<th>Status</th>
<td>NEW
</td>
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<th>Version</th>
<td>git
</td>
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<th>Component</th>
<td>Drivers/DRI/nouveau
</td>
</tr>
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<th>Product</th>
<td>Mesa
</td>
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<pre>Created <span class=""><a href="attachment.cgi?id=100275" name="attach_100275" title="log from dmesg">attachment 100275</a> <a href="attachment.cgi?id=100275&action=edit" title="log from dmesg">[details]</a></span>
log from dmesg
apparently starting with mesa-10.2rc4 with my 9800gt PCI-E on gnome-3.12.2
I get this errors:
[ 1340.694566] nouveau E[ PFIFO][0000:01:00.0] DMA_PUSHER - ch 2 [Xorg[630]]
get 0x0020023700 put 0x0020023710 ib_get 0x000002da ib_put 0x0000032f state
0x80000240 (err: INVALID_CMD) push 0x00406040
[ 2965.025771] nouveau E[ PFIFO][0000:01:00.0] DMA_PUSHER - ch 2 [Xorg[630]]
get 0x002003a9a8 put 0x002003aa98 ib_get 0x00000132 ib_put 0x00000183 state
0x80004610 (err: INVALID_CMD) push 0x00406040
[ 2996.725428] nouveau E[ PFIFO][0000:01:00.0] DMA_PUSHER - ch 2 [Xorg[630]]
get 0x002003e150 put 0x002003e27c ib_get 0x00000080 ib_put 0x000000d7 state
0x80000024 (err: INVALID_CMD) push 0x00406040
[ 3042.646374] nouveau E[Xorg[630]] failed to idle channel 0xcccc0000
[Xorg[630]]
[ 3057.646368] nouveau E[Xorg[630]] failed to idle channel 0xcccc0000
[Xorg[630]]
then the session "reboot" to GDM (gnome login manager)
I attach the entire dmesg log</pre>
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