<html>
    <head>
      <base href="https://bugs.freedesktop.org/" />
    </head>
    <body>
      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [nouveau, linux-3.7-rc] Broken cursor and kernel log swamped with trapped reads/writes from BAR/PFIFO_READ/FB"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=57350#c31">Comment # 31</a>
              on <a class="bz_bug_link 
          bz_status_NEW "
   title="NEW --- - [nouveau, linux-3.7-rc] Broken cursor and kernel log swamped with trapped reads/writes from BAR/PFIFO_READ/FB"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=57350">bug 57350</a>
              from <span class="vcard"><a class="email" href="mailto:bonbons67@internet.lu" title="Bruno <bonbons67@internet.lu>"> <span class="fn">Bruno</span></a>
</span></b>
        <pre>I do get lock-ups with 3.8.4 and 3.9-rc4.

3.9-rc4 does not have the corrupted cursor anymore but still has lots of
trapped reads or writes.

Kernel is still alive at lockup time and kernel log reports
...
[  521.627844] nouveau E[     PFB][0000:02:00.0] trapped read at 0x000040fe2c
on channel 0x0000fee0 [unknown] BAR/PFIFO_READ/FB reason: PAGE_NOT_PRESENT
[  521.627864] nouveau E[     PFB][0000:02:00.0] trapped read at 0x000040fe34
on channel 0x0000fee0 [unknown] BAR/PFIFO_READ/FB reason: PAGE_NOT_PRESENT
[  521.627882] nouveau E[     PFB][0000:02:00.0] trapped read at 0x000040fe3c
on channel 0x0000fee0 [unknown] BAR/PFIFO_READ/FB reason: PAGE_NOT_PRESENT
[  521.630177] nouveau E[     PFB][0000:02:00.0] trapped write at 0x00004025c0
on channel 0x0000fee0 [unknown] BAR/PFIFO_WRITE/FB reason: PAGE_NOT_PRESENT
[  521.632255] nouveau E[   PFIFO][0000:02:00.0] still angry after 101 spins,
halt
[  521.632273] nouveau E[     PFB][0000:02:00.0] trapped read at 0x00004025c0
on channel 0x0000fee0 [unknown] BAR/PFIFO_READ/FB reason: PAGE_NOT_PRESENT
[  524.640022] [sched_delayed] sched: RT throttling activated</pre>
        </div>
      </p>
      <hr>
      <span>You are receiving this mail because:</span>
      
      <ul>
          <li>You are the assignee for the bug.</li>
      </ul>
    </body>
</html>