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            <b><a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED - [MCP79][Regression] Unhandled NULL pointer dereference in nvkm_object_unmap since kernel 4.15"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=105173#c14">Comment # 14</a>
              on <a class="bz_bug_link 
          bz_status_ASSIGNED "
   title="ASSIGNED - [MCP79][Regression] Unhandled NULL pointer dereference in nvkm_object_unmap since kernel 4.15"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=105173">bug 105173</a>
              from <span class="vcard"><a class="email" href="mailto:nvlbox@gmail.com" title="Nick Lee <nvlbox@gmail.com>"> <span class="fn">Nick Lee</span></a>
</span></b>
        <pre>(In reply to Pierre Moreau from <a href="show_bug.cgi?id=105173#c13">comment #13</a>)
<span class="quote">> Created <span class=""><a href="attachment.cgi?id=137730" name="attach_137730" title="Proposed patch">attachment 137730</a> <a href="attachment.cgi?id=137730&action=edit" title="Proposed patch">[details]</a></span> <a href='page.cgi?id=splinter.html&bug=105173&attachment=137730'>[review]</a> [review]
> Proposed patch</span >

<span class="quote">> Could you please try the attached patch (from
> <a href="https://github.com/skeggsb/nouveau/pull/1">https://github.com/skeggsb/nouveau/pull/1</a>)? It fixes the errors on my end at
> least.</span >

Yes, it works! I applied the patch to kernel-4.16.0-0.rc3.git2.1. After
launching supertuxkart i see only:

[   22.471837] fuse init (API version 7.26)
[   52.346467] nouveau 0000:03:00.0: imem: OOM: 00100000 00001000 -28
[   52.346516] nouveau 0000:03:00.0: imem: OOM: 00100000 00001000 -28
[  108.372556] perf: interrupt took too long (2530 > 2500), lowering
kernel.perf_event_max_sample_rate to 79000


No artefacts.</pre>
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