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    <head>
      <base href="https://bugs.freedesktop.org/" />
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - brw_meta_fast_clear (brw=brw@entry=0x7fffd4097a08, fb=fb@entry=0x7fffd40fa900, buffers=buffers@entry=2, partial_clear=partial_clear@entry=false)"
   href="https://bugs.freedesktop.org/show_bug.cgi?id=86281">86281</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>brw_meta_fast_clear (brw=brw@entry=0x7fffd4097a08, fb=fb@entry=0x7fffd40fa900, buffers=buffers@entry=2, partial_clear=partial_clear@entry=false)
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>xorg
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>Other
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>medium
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>Driver/intel
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>chris@chris-wilson.co.uk
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>mathieu.malaterre@gmail.com
          </td>
        </tr>

        <tr>
          <th>QA Contact</th>
          <td>intel-gfx-bugs@lists.freedesktop.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>I can get a segfault in i915 driver using this simple steps
(debian/jessie/amd64 up-to-date):

$ wget
<a href="http://mirrorblender.top-ix.org/peach/bigbuckbunny_movies/big_buck_bunny_480p_h264.mov">http://mirrorblender.top-ix.org/peach/bigbuckbunny_movies/big_buck_bunny_480p_h264.mov</a>
$ sudo apt-get install mpv
$ mpv big_buck_bunny_480p_h264.mov
-> press 'f' to get full screen
-> press & hold right-arrow key to fast-forward


See:
<a href="https://bugs.debian.org/769518#15">https://bugs.debian.org/769518#15</a>

Backtrace is:


Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffdbfff700 (LWP 32052)]
brw_meta_fast_clear (brw=brw@entry=0x7fffd4097a08, fb=fb@entry=0x7fffd40fa900,
buffers=buffers@entry=2, partial_clear=partial_clear@entry=false)
    at ../../../../../../../src/mesa/drivers/dri/i965/brw_meta_fast_clear.c:447
447 ../../../../../../../src/mesa/drivers/dri/i965/brw_meta_fast_clear.c: No
such file or directory.
(gdb) bt
#0  brw_meta_fast_clear (brw=brw@entry=0x7fffd4097a08,
fb=fb@entry=0x7fffd40fa900, buffers=buffers@entry=2,
partial_clear=partial_clear@entry=false)
    at ../../../../../../../src/mesa/drivers/dri/i965/brw_meta_fast_clear.c:447
#1  0x00007fffdb3c2a48 in brw_clear (ctx=0x7fffd4097a08, mask=2) at
../../../../../../../src/mesa/drivers/dri/i965/brw_clear.c:246
#2  0x0000555555637269 in gl_video_render_frame (p=0x7fffd40fded0) at
../video/out/gl_video.c:1614
#3  0x000055555563c354 in draw_image (vo=<optimized out>, mpi=0x555556370e00)
at ../video/out/vo_opengl.c:167
#4  0x0000555555639fa3 in render_frame (vo=0x55555631de90) at
../video/out/vo.c:581
#5  vo_thread (ptr=0x55555631de90) at ../video/out/vo.c:679
#6  0x00007ffff6ac20a4 in start_thread (arg=0x7fffdbfff700) at
pthread_create.c:309
#7  0x00007ffff00b3ccd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111

See:

<a href="https://bugs.debian.org/769518#5">https://bugs.debian.org/769518#5</a></pre>
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